fix(@angular/cli): ignore EBADF file system errors during MCP project scan

File crawling concurrency occasionally surfaces temporary EBADF descriptors on specialized filesystems. This catches and ignores them, guaranteeing completion of background discovery loops.

(cherry picked from commit ead60d3)

Author: clydin

packages/angular/cli/src/commands/mcp/tools/projects.ts

@@ -149,7 +149,7 @@ their types, and their locations.
 });
 
 const EXCLUDED_DIRS = new Set(['node_modules', 'dist', 'out', 'coverage']);
-const IGNORED_FILE_SYSTEM_ERRORS = new Set(['EACCES', 'EPERM', 'ENOENT', 'EBUSY']);
+const IGNORED_FILE_SYSTEM_ERRORS = new Set(['EACCES', 'EPERM', 'ENOENT', 'EBUSY', 'EBADF']);
 
 function isIgnorableFileError(error: Error & { code?: string }): boolean {
   return !!error.code && IGNORED_FILE_SYSTEM_ERRORS.has(error.code);