build: remove diff depedency

This is unused.

Author: alan-agius4

package.json

@@ -94,7 +94,6 @@
     "@types/babel__core": "^7.1.19",
     "@types/cli-progress": "^3.9.1",
     "@types/conventional-commits-parser": "^5.0.0",
-    "@types/diff": "^7.0.0",
     "@types/dom-view-transitions": "^1.0.4",
     "@types/ejs": "^3.0.6",
     "@types/events": "^3.0.0",
@@ -112,7 +111,6 @@
     "chalk": "^5.0.1",
     "cli-progress": "^3.7.0",
     "conventional-commits-parser": "^5.0.0",
-    "diff": "^7.0.0",
     "ejs": "^3.1.6",
     "fast-glob": "^3.3.2",
     "firebase": "11.7.1",

yarn.lock

@@ -279,7 +279,6 @@ __metadata:
     "@types/browser-sync": "npm:^2.26.3"
     "@types/cli-progress": "npm:^3.9.1"
     "@types/conventional-commits-parser": "npm:^5.0.0"
-    "@types/diff": "npm:^7.0.0"
     "@types/dom-view-transitions": "npm:^1.0.4"
     "@types/ejs": "npm:^3.0.6"
     "@types/events": "npm:^3.0.0"
@@ -305,7 +304,6 @@ __metadata:
     chalk: "npm:^5.0.1"
     cli-progress: "npm:^3.7.0"
     conventional-commits-parser: "npm:^5.0.0"
-    diff: "npm:^7.0.0"
     ejs: "npm:^3.1.6"
     fast-glob: "npm:^3.3.2"
     firebase: "npm:11.7.1"
@@ -4921,13 +4919,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/diff@npm:^7.0.0":
-  version: 7.0.2
-  resolution: "@types/diff@npm:7.0.2"
-  checksum: 10c0/ac4de3f982242292e006ace98a9d41363ebc244145939466139828ffa6c476acc15eea2bad39bd7e0868003c497614f6d7e734d4999c4f09d95dfd173d24d723
-  languageName: node
-  linkType: hard
-
 "@types/dom-view-transitions@npm:^1.0.4":
   version: 1.0.6
   resolution: "@types/dom-view-transitions@npm:1.0.6"
@@ -7353,13 +7344,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"diff@npm:^7.0.0":
-  version: 7.0.0
-  resolution: "diff@npm:7.0.0"
-  checksum: 10c0/251fd15f85ffdf814cfc35a728d526b8d2ad3de338dcbd011ac6e57c461417090766b28995f8ff733135b5fbc3699c392db1d5e27711ac4e00244768cd1d577b
-  languageName: node
-  linkType: hard
-
 "dir-glob@npm:^3.0.1":
   version: 3.0.1
   resolution: "dir-glob@npm:3.0.1"