fix: Remove auto scroll from network filter modal

[NidhiKJha]

This PR ensures that network filter modal should not auto scroll

Changelog

CHANGELOG entry:removed auto scroll from network filter modal

Related issues

Fixes:

Manual testing steps

1. Open network filter modal
2. It should not auto scroll

Screenshots/Recordings

Before

Screen.Recording.2025-12-04.at.2.30.22.PM.mov

After

Screen.Recording.2025-12-04.at.2.29.05.PM.mov

Pre-merge author checklist

• I've followed MetaMask Contributor Docs and MetaMask Extension Coding Standards.
• I've completed the PR template to the best of my ability
• I’ve included tests if applicable
• I’ve documented my code using JSDoc format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.

[metamaskbot]

✨ Files requiring CODEOWNER review ✨

✅ @MetaMask/confirmations (1 files, +2 -0)

• 📁 ui/
  • 📁 pages/
    • 📁 confirmations/
      • 📁 components/
        • 📁 send/
          • 📁 network-filter/
            • 📄 network-filter.tsx +2 -0

[metamaskbot]

Builds ready [5d9dbef]

• builds: chrome, firefox
• builds (beta): chrome, firefox
• builds (flask): chrome, firefox
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• bundle size: Bundle Size Stats
• user-actions-benchmark: User Actions Stats
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
  • common: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
  • ui: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18
  • content-script: 0
  • offscreen: 0

UI Startup Metrics (1229 ± 102 ms)

Platform	BuildType	Page	Metric	Mean (ms)	Min (ms)	Max (ms)	Std Dev (ms)	P 75 (ms)	P 95 (ms)
Chrome	Browserify	Standard Home	uiStartup	1229	1017	1523	102	1305	1424
			load	1026	866	1259	86	1071	1184
			domContentLoaded	1019	863	1254	85	1064	1176
			domInteractive	25	14	104	18	22	80
			firstPaint	573	150	1275	412	1034	1189
			backgroundConnect	214	194	270	13	219	237
			firstReactRender	29	19	56	8	33	50
			getState	42	15	154	26	46	107
			initialActions	1	0	6	1	1	2
			loadScripts	812	660	1024	83	861	964
			setupStore	12	5	28	5	13	23
			numNetworkReqs	10	5	68	16	5	58
	Browserify	Power User Home	uiStartup	2026	1632	2749	236	2228	2426
			load	1023	878	1710	145	1075	1363
			domContentLoaded	1011	870	1701	143	1066	1341
			domInteractive	31	17	116	21	30	92
			firstPaint	590	115	1727	424	955	1329
			backgroundConnect	274	199	902	148	233	691
			firstReactRender	53	40	119	11	56	65
			getState	185	145	325	29	201	236
			initialActions	1	0	5	1	1	2
			loadScripts	803	670	1463	137	845	1129
			setupStore	17	6	59	9	16	41
			numNetworkReqs	80	61	267	29	75	152
	Webpack	Standard Home	uiStartup	841	723	1114	79	871	1022
			load	649	577	927	69	668	802
			domContentLoaded	643	573	917	69	663	796
			domInteractive	29	16	131	25	23	96
			firstPaint	228	91	925	171	202	630
			backgroundConnect	11	6	48	7	11	25
			firstReactRender	29	20	125	11	32	39
			getState	27	14	62	11	35	47
			initialActions	1	0	4	1	1	1
			loadScripts	641	570	909	67	661	788
			setupStore	11	6	32	5	13	19
			numNetworkReqs	10	5	65	16	5	58
	Webpack	Power User Home	uiStartup	1621	1242	2454	272	1853	2102
			load	674	586	1193	94	683	894
			domContentLoaded	666	578	1185	94	675	884
			domInteractive	34	17	127	26	31	110
			firstPaint	289	97	912	211	261	814
			backgroundConnect	123	6	681	212	94	594
			firstReactRender	59	46	81	8	66	74
			getState	183	142	747	61	189	232
			initialActions	1	0	4	1	1	2
			loadScripts	663	576	1176	92	673	877
			setupStore	18	10	59	11	16	45
			numNetworkReqs	79	64	260	30	74	145
Firefox	Browserify	Standard Home	uiStartup	1278	1079	1817	147	1354	1598
			load	1067	929	1384	96	1119	1252
			domContentLoaded	1066	929	1384	96	1119	1246
			domInteractive	57	30	158	28	83	104
			firstPaint	-	-	-	-	-	-
			backgroundConnect	42	20	257	30	42	97
			firstReactRender	24	18	66	9	23	48
			getState	10	6	71	7	10	18
			initialActions	1	0	2	0	1	2
			loadScripts	1039	912	1306	87	1096	1201
			setupStore	15	6	198	29	10	37
			numNetworkReqs	12	5	65	16	6	63
	Browserify	Power User Home	uiStartup	3025	1860	5144	878	3920	4552
			load	1417	1004	2818	514	1420	2532
			domContentLoaded	1417	1004	2818	514	1420	2532
			domInteractive	99	32	409	72	106	318
			firstPaint	-	-	-	-	-	-
			backgroundConnect	290	28	1923	391	317	1157
			firstReactRender	64	36	197	30	64	131
			getState	298	78	1932	300	283	972
			initialActions	2	1	7	1	2	3
			loadScripts	1250	984	2579	351	1297	2243
			setupStore	136	6	1030	202	98	647
			numNetworkReqs	77	55	142	23	73	135
	Webpack	Standard Home	uiStartup	1617	1363	2288	159	1688	1924
			load	1309	1156	1570	83	1354	1470
			domContentLoaded	1309	1156	1569	83	1353	1469
			domInteractive	71	25	223	36	89	132
			firstPaint	-	-	-	-	-	-
			backgroundConnect	57	22	250	40	57	162
			firstReactRender	29	22	44	5	32	39
			getState	17	7	137	19	16	53
			initialActions	1	0	3	1	2	2
			loadScripts	1276	1126	1485	75	1329	1397
			setupStore	24	7	260	40	16	101
			numNetworkReqs	12	5	67	16	7	61
	Webpack	Power User Home	uiStartup	3172	2111	5624	862	4048	4657
			load	1604	1184	2993	498	1890	2663
			domContentLoaded	1604	1184	2993	498	1890	2663
			domInteractive	136	33	982	188	111	740
			firstPaint	-	-	-	-	-	-
			backgroundConnect	186	26	1205	236	190	929
			firstReactRender	65	42	294	32	66	109
			getState	309	84	1258	272	409	864
			initialActions	4	1	66	8	3	8
			loadScripts	1516	1159	2841	432	1555	2505
			setupStore	155	7	1040	225	150	700
			numNetworkReqs	77	54	144	22	72	132

📊 Page Load Benchmark Results

Current Commit: 5d9dbef | Date: 12/4/2025

📄 Localhost MetaMask Test Dapp

Samples: 100

Summary

• pageLoadTime-> current mean value: 1.06s (±52ms) 🟡 | historical mean value: 1.04s ⬆️ (historical data)
• domContentLoaded-> current mean value: 728ms (±45ms) 🟢 | historical mean value: 727ms ⬆️ (historical data)
• firstContentfulPaint-> current mean value: 84ms (±13ms) 🟢 | historical mean value: 80ms ⬆️ (historical data)

📈 Detailed Results

Metric	Mean	Std Dev	Min	Max	P95	P99
pageLoadTime	1.06s	52ms	984ms	1.32s	1.14s	1.32s
domContentLoaded	728ms	45ms	678ms	993ms	793ms	993ms
firstPaint	84ms	13ms	68ms	184ms	100ms	184ms
firstContentfulPaint	84ms	13ms	68ms	184ms	100ms	184ms
largestContentfulPaint	0ms	0ms	0ms	0ms	0ms	0ms

Bundle size diffs [🚨 Warning! Bundle size has increased!]

• background: 58 Bytes (0%)
• ui: 18 Bytes (0%)
• common: 20 Bytes (0%)