fix: add 15-minute timeout to notarytool submit

Prevents the release workflow from hanging indefinitely if Apple's
notary service is slow to respond.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: phrontizo

.github/workflows/release.yml

@@ -128,6 +128,7 @@ jobs:
             --password "$APPLE_ID_PASSWORD" \
             --team-id "$APPLE_TEAM_ID" \
             --wait \
+            --timeout 15m \
             --output-format json)
 
           echo "$SUBMIT_OUT"