ci: bump x86_64-linux-release timeout to 7 hours on Forgejo Actions

Author: alexrp

.forgejo/workflows/ci.yaml

@@ -125,7 +125,7 @@ jobs:
           fetch-depth: 0
       - name: Build and Test
         run: sh ci/x86_64-linux-release.sh
-        timeout-minutes: 360
+        timeout-minutes: 420
   x86_64-windows-debug:
     runs-on: [self-hosted, x86_64-windows]
     steps: