TT#15305 build: fix get_common_release for trunk-weekly

Change-Id: Id19002bf24a4416e835d4765e87f9d4b3637b746

build/test/test_utils.py

@@ -76,6 +76,9 @@ class CommonReleaseTest(SimpleTestCase):
         val = get_common_release("release-trunk-buster")
         self.assertEqual(val, "master")
 
+        val = get_common_release("trunk-weekly")
+        self.assertEqual(val, "master")
+
     def test_branch_release(self):
         val = get_common_release("release-mr8.0")
         self.assertEqual(val, "mr8.0")

build/utils.py

@@ -66,7 +66,10 @@ def get_common_release(version):
     match = re_release_common.search(version)
     if match:
         return match.group(2)
-    if version.startswith("release-trunk-") or version == "trunk":
+    if version.startswith("release-trunk-") or version in (
+        "trunk",
+        "trunk-weekly",
+    ):
         return "master"