Use ubuntu-22.04 runner instead of buildjet for the UI tests

Author: jmartinesp

.github/workflows/post-pr.yml

@@ -31,7 +31,7 @@ jobs:
   ui-tests:
     name: UI Tests (Synapse)
     needs: should-i-run
-    runs-on: buildjet-4vcpu-ubuntu-2204
+    runs-on: ubuntu-22.04
     timeout-minutes: 90 # We might need to increase it if the time for tests grows
     strategy:
       fail-fast: false

.github/workflows/tests.yml

@@ -15,7 +15,7 @@ env:
 jobs:
   tests:
     name: Runs all tests
-    runs-on: buildjet-4vcpu-ubuntu-2204
+    runs-on: ubuntu-22.04
     timeout-minutes: 90 # We might need to increase it if the time for tests grows
     strategy:
       matrix: