fix(folio): word-bound the G2 ERROR scan and drop the dead objc allowlist glob

examples/folio/gates-testdata/g2-real-error/output.log

@@ -1,4 +1,5 @@
 companion pid=4242 listening on 127.0.0.1:51000
 objc[4242]: Class FBSDKError is implemented in both /a (0x1) and /b (0x2). One of the two will be used. Which one is undefined.
 WARNING: All log messages before absl::InitializeLog() is called are written to STDERR
+archived previous runs under runs/ERRORS_archive
 error: hierarchy fetch failed: companion connection lost