deps: Bump tar from 7.5.6 to 7.5.7

Resolves alerts for GHSA-34x7-hfp2-rc4v

As per our assessment this vulnerability is not exploitable in the
context of the UI5 MCP Server.

Author: RandomByte

npm-shrinkwrap.json

@@ -123,13 +123,13 @@
 	},
 	"overrides": {
 		"pacote@<=20": {
-			"tar": "^7.5.6"
+			"tar": "^7.5.7"
 		},
 		"cacache@18": {
-			"tar": "^7.5.6"
+			"tar": "^7.5.7"
 		},
 		"node-gyp@10": {
-			"tar": "^7.5.6"
+			"tar": "^7.5.7"
 		}
 	}
 }