chore(deps): update dependency diff to v8 (#887)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -26,7 +26,7 @@
     "adm-zip": "^0.5.16",
     "axios": "^1.9.0",
     "colors": "^1.4.0",
-    "diff": "^7.0.0",
+    "diff": "^8.0.1",
     "ethers": "^6.14.0",
     "file": "^0.2.2",
     "flexsearch": "~0.7.43",