pre-commit: Bump dependencies

We migrate 'hacking' from a local plugin to hacking's native plugin,
which has been around for some time now. We also stop setting the
default Python version: everything is Python 3 nowadays.

Change-Id: I50d2f0c9ac5808c2c91ecae978c80212ea9e6859
Signed-off-by: Stephen Finucane <stephenfin@redhat.com>

.pre-commit-config.yaml

@@ -1,15 +1,6 @@
-# We from the Oslo project decided to pin repos based on the
-# commit hash instead of the version tag to prevend arbitrary
-# code from running in developer's machines.  To update to a
-# newer version, run `pre-commit autoupdate` and then replace
-# the newer versions with their commit hash.
-
-default_language_version:
-  python: python3
-
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: 9136088a246768144165fcc3ecc3d31bb686920a # v3.3.0
+    rev: v4.6.0
     hooks:
       - id: trailing-whitespace
       # Replaces or checks mixed line ending
@@ -27,13 +18,9 @@ repos:
       - id: debug-statements
       - id: check-yaml
         files: .*\.(yaml|yml)$
-  - repo: local
+  - repo: https://opendev.org/openstack/hacking
+    rev: 7.0.0
     hooks:
-      - id: flake8
-        name: flake8
-        additional_dependencies:
-          - hacking>=3.0.1,<3.1.0
-        language: python
-        entry: flake8
-        files: '^.*\.py$'
-        exclude: '^(doc|releasenotes|tools)/.*$'
+      - id: hacking
+        additional_dependencies: []
+        exclude: '^(doc|releasenotes)/.*$'