fix getParsedAnalysisFromPath test error

app-shell/src/protocol-storage/index.ts

@@ -24,11 +24,11 @@ export const getParsedAnalysisFromPath = (
  try {
  return fse.readJsonSync(analysisPath)
  } catch (error) {
- if (error instanceof Error) {
- return createFailedAnalysis(
- error?.message ?? 'protocol analysis file cannot be parsed'
- )
- }
+ const errorMessage =
+ error instanceof Error && error?.message != null
+ ? error.message
+  : 'protocol analysis file cannot be parsed'
+ return createFailedAnalysis(errorMessage)
  }
 }