ci(renovate): use regex manager for pre-commit additional_dependencies

Removes need for whitespace tricks, clean up accordingly.

Author: scop

.github/renovate.json

@@ -16,12 +16,19 @@
   "commitMessageTopic": "{{depName}}",
   "pip_requirements": {
     "fileMatch": [
-      "(^|/)(test/requirements[\\w-]*\\.txt|\\.pre-commit-config\\.yaml)$"
+      "(^|/)test/requirements[\\w-]*\\.txt$"
     ]
   },
   "dockerfile": {
     "enabled": false
   },
+  "regexManagers": [
+    {
+      "fileMatch": ["^\\.pre-commit-config\\.yaml$"],
+      "matchStrings": ["(?<depName>[\\w-]+)(?<currentValue>==[a-z0-9.]+)"],
+      "datasourceTemplate": "pypi"
+    }
+  ],
   "packageRules": [
     {
       "matchFiles": ["test/requirements.txt"],

.github/requirements.txt

@@ -1,3 +1,3 @@
 -r ../test/requirements-dev.txt
 
-gitlint ==0.18.0
+gitlint==0.18.0

.pre-commit-config.yaml

@@ -63,8 +63,7 @@ repos:
         name: mypy
         language: python
         additional_dependencies:
-          -
-            venv-run ==0.1.0
+          - venv-run==0.1.0
         entry: venv-run mypy
         args: [--config-file=test/setup.cfg]
         types: [python]

test/requirements-dev.txt

@@ -2,10 +2,7 @@
 
 -r requirements.txt
 
-black ==23.1.0
-
-mypy ==0.971
-
-pre-commit >=2.4.0
-
-ruff ==0.0.247
+black==23.1.0
+mypy==0.971
+pre-commit>=2.4.0
+ruff==0.0.247

test/requirements.txt

@@ -1,6 +1,5 @@
 # Python >= 3.6 required here
 
-pexpect >=4
-
-pytest >=3.6
-pytest-xdist
+pexpect>=4
+pytest>=3.6
+  pytest-xdist