Update Vitest and related dependencies to v4.0.15

- Upgraded vitest from ^3.1.3 to ^4.0.15
- Upgraded @vitest/coverage-v8 from 3.1.3 to 4.0.15
- Updated @vitest/* packages (@vitest/expect, @vitest/mocker, @vitest/pretty-format, @vitest/runner, @vitest/snapshot, @vitest/spy, @vitest/utils) to 4.0.15
- Replaced chai 5.2.0 with chai 6.2.1
- Updated various supporting dependencies:
  - Removed @ampproject/remapping, cac, test-exclude, tinypool, tinyspy
  - Updated tinyexec from 0.3.2 to 1.0.2
  - Update

Author: scripthunter7

package.json

@@ -178,7 +178,7 @@
         "@types/text-table": "^0.2.2",
         "@typescript-eslint/eslint-plugin": "^5.60.1",
         "@typescript-eslint/parser": "^5.60.1",
-        "@vitest/coverage-v8": "3.1.3",
+        "@vitest/coverage-v8": "4.0.15",
         "ci-info": "^4.0.0",
         "diff": "^8.0.2",
         "eslint": "^8.57.1",
@@ -201,7 +201,7 @@
         "tsc-files": "^1.1.4",
         "tsx": "^4.7.0",
         "typescript": "^5.8.3",
-        "vitest": "^3.1.3"
+        "vitest": "^4.0.15"
     },
     "dependencies": {
         "@adguard/agtree": "^3.4.1",