fixup! fix(@angular/build): conditionally declare tslib in built library package

Author: alan-agius4

packages/angular/build/src/builders/library/pipeline/bundler.ts

@@ -281,7 +281,7 @@ function processRolldownOutput(output: RolldownOutput['output'], dir: string): M
       }
 
       for (const depFile of [...chunk.imports, ...chunk.dynamicImports]) {
-        if (depFile === 'tslib' || depFile.startsWith('tslib/')) {
+        if (depFile === 'tslib') {
           tslibBundles.add(entryChunk.name);
         }