Bump actions/setup-python from 4 to 5 (open-telemetry#246)

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

.github/workflows/semconvgen.yml

@@ -17,7 +17,7 @@ jobs:
         working-directory: semantic-conventions/
     steps:
     - uses: actions/checkout@v3
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v5
       with:
         python-version: '3.x'
     - name: install dev-dependencies
@@ -46,7 +46,7 @@ jobs:
     needs: tests
     steps:
     - uses: actions/checkout@v3
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v5
     - name: Build the wheel
       run: |
        pip install -U pip setuptools wheel