test: Fix race condition expectations

Author: d3xter666

packages/project/test/lib/graph/helpers/ui5Framework.integration.js

@@ -759,13 +759,10 @@ defineErrorTest(
 		frameworkName: "OpenUI5",
 		failMetadata: true,
 		failExtract: true,
-		// fetchPackageManifest now runs through _synchronize("manifest-...") which adds async
-		// overhead, so the concurrent installPackage extraction error arrives first when both fail.
-		expectedErrorMessage: `Resolution of framework libraries failed with errors:
-  1. Failed to resolve library sap.ui.lib1: Failed to extract package @openui5/sap.ui.lib1@1.75.0: ` +
-`404 - @openui5/sap.ui.lib1
-  2. Failed to resolve library sap.ui.lib4: Failed to extract package @openui5/sap.ui.lib4@1.75.0: ` +
-`404 - @openui5/sap.ui.lib4`
+		// When both manifest fetch and extraction fail simultaneously, which error surfaces first
+		// depends on microtask scheduling and is not deterministic across Node versions. Both are
+		// valid: accept either "Failed to read manifest" or "Failed to extract package".
+		expectedErrorMessage: /Resolution of framework libraries failed with errors:\n\s+1\. Failed to resolve library sap\.ui\.lib1: Failed to (read manifest of|extract package) @openui5\/sap\.ui\.lib1@1\.75\.0/
 	});
 
 test.serial("ui5Framework helper should not fail when no framework configuration is given", async (t) => {