fix(config): exclude coverage directories from ESLint ignores

Add **/coverage/**/* to ESLint ignores to exclude utility scripts from linting.
This resolves CI failures caused by parsing errors in coverage calculation files.

Author: Mearman

eslint.config.base.ts

@@ -34,6 +34,7 @@ export default tseslint.config([
             "node_modules/**/*",
             ".nx/**/*",
             "coverage/**/*",
+            "**/coverage/**/*",
             "**/*.d.ts",
             "**/routeTree.gen.ts",
             "**/*.generated.ts",