chore(deps): update localstack/localstack docker tag to v4.12.0 (#442)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Makefile

@@ -11,7 +11,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-LOCALSTACK_VERSION = 4.10.0
+LOCALSTACK_VERSION = 4.12.0
 
 .PHONY: test
 test: