Fix CODEOWNERS newline at the end of file

Author: rsamborski

.github/CODEOWNERS

@@ -69,4 +69,4 @@
 /trace/**/*                            @ymotongpoo @GoogleCloudPlatform/python-samples-reviewers
 /translate/**/*                        @nicain @GoogleCloudPlatform/python-samples-reviewers
 /workflows/**/*                        @GoogleCloudPlatform/python-samples-reviewers
-/kms/**/**                             @GoogleCloudPlatform/dee-infra @GoogleCloudPlatform/python-samples-reviewers
+/kms/**/**                             @GoogleCloudPlatform/dee-infra @GoogleCloudPlatform/python-samples-reviewers