Run timesync yaml tests in CI (#29478)

No longer in development.

Author: cecille

scripts/tests/chiptest/__init__.py

@@ -143,8 +143,6 @@ def _GetExtraSlowTests() -> Set[str]:
 def _GetInDevelopmentTests() -> Set[str]:
     """Tests that fail in YAML for some reason."""
     return {
-        "Test_TC_TIMESYNC_1_1.yaml",         # Time sync SDK is not yet ready
-        "Test_TC_TIMESYNC_2_3.yaml",         # Time sync SDK is not yet ready
         "Test_TC_PSCFG_1_1.yaml",  # Power source configuration cluster is deprecated and removed from all-clusters
         "Test_TC_PSCFG_2_1.yaml",  # Power source configuration cluster is deprecated and removed from all-clusters
         "Test_TC_PSCFG_2_2.yaml",  # Power source configuration cluster is deprecated and removed from all-clusters