Update .github/CODEOWNERS

Author: dandhlee

.github/CODEOWNERS

@@ -69,6 +69,6 @@
 /trace/**/*                            @ymotongpoo @GoogleCloudPlatform/python-samples-reviewers
 /translate/**/*                        @nicain @GoogleCloudPlatform/python-samples-reviewers
 /talent/**/*                           @GoogleCloudPlatform/python-samples-reviewers
-/vision/**/*                           @googleapis/python-samples-reviewers
+/vision/**/*                           @GoogleCloudPlatform/python-samples-reviewers
 /workflows/**/*                        @GoogleCloudPlatform/python-samples-reviewers
 /kms/**/**                             @GoogleCloudPlatform/dee-infra @GoogleCloudPlatform/python-samples-reviewers