Backport PR #48354 on branch 1.5.x (CI: Bump timeout to 180 minutes) (#48474)

Backport PR #48354: CI: Bump timeout to 180 minutes

Co-authored-by: Matthew Roeschke <10647082+mroeschke@users.noreply.github.com>

Author: meeseeksmachine

.github/workflows/macos-windows.yml

@@ -28,7 +28,7 @@ jobs:
     defaults:
       run:
         shell: bash -el {0}
-    timeout-minutes: 120
+    timeout-minutes: 180
     strategy:
       matrix:
         os: [macos-latest, windows-latest]

.github/workflows/ubuntu.yml

@@ -26,7 +26,7 @@ jobs:
     defaults:
       run:
         shell: bash -el {0}
-    timeout-minutes: 120
+    timeout-minutes: 180
     strategy:
       matrix:
         env_file: [actions-38.yaml, actions-39.yaml, actions-310.yaml]