chore: pre-commit

I have also added myself as a CODEOWNER for .pre-commit-config.yaml

.github/CODEOWNERS

@@ -1,2 +1,3 @@
 * @rfaircloth-splunk
 package/etc/ @rfaircloth @mbonsack @nandinivij
+.pre-commit-config.yaml @arys-splunk

.pre-commit-config.yaml

@@ -0,0 +1,25 @@
+
+#
+# Copyright 2021 Splunk Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+repos:
+-   repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.0.1
+    hooks:
+    -   id: check-merge-conflict
+-   repo: https://github.com/psf/black
+    rev: 21.7b0
+    hooks:
+    -   id: black