build(deps): bump actions/setup-python from 2 to 4 (#17218)

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 2 to 4.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](https://github.com/actions/setup-python/compare/v2...v4)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/docs-checker.yml

@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: 'Setup Environment'
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: 3.8
 

.github/workflows/linters.yml

@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Set up Python 3.8
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: 3.8
 

.github/workflows/patch-mariadb-tests.yml

@@ -31,7 +31,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Setup Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: '3.9'
 

.github/workflows/publish-assets-develop.yml

@@ -16,7 +16,7 @@ jobs:
       - uses: actions/setup-node@v1
         with:
           node-version: 14
-      - uses: actions/setup-python@v2
+      - uses: actions/setup-python@v4
         with:
           python-version: '3.9'
       - name: Set up bench and build assets

.github/workflows/publish-assets-releases.yml

@@ -19,7 +19,7 @@ jobs:
       - uses: actions/setup-node@v1
         with:
           python-version: '12.x'
-      - uses: actions/setup-python@v2
+      - uses: actions/setup-python@v4
         with:
           python-version: '3.9'
       - name: Set up bench and build assets

.github/workflows/server-mariadb-tests.yml

@@ -40,7 +40,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Setup Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: '3.9'
 

.github/workflows/server-postgres-tests.yml

@@ -43,7 +43,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Setup Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: '3.9'
 

.github/workflows/ui-tests.yml

@@ -39,7 +39,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Setup Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: '3.9'