Bump actions/setup-python from 5 to 6

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 5 to 6.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v5...v6)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/base-deploy.yml

@@ -95,7 +95,7 @@ jobs:
           echo "$HOME/.local/bin" >> $GITHUB_PATH
 
       - name: "Set up Python"
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.13"
           cache: 'poetry'

.github/workflows/cicd-2-publish.yaml

@@ -63,7 +63,7 @@ jobs:
           terraform_version: ${{ needs.metadata.outputs.terraform_version }}
 
       - name: "Set up Python"
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
 

.github/workflows/cicd-3-test-deploy.yaml

@@ -72,7 +72,7 @@ jobs:
           terraform_version: ${{ needs.metadata.outputs.terraform_version }}
 
       - name: "Set up Python"
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.13"
 

.github/workflows/sonarcube-scan-main-branch.yaml

@@ -21,7 +21,7 @@ jobs:
       - name: "Checkout code"
         uses: actions/checkout@v5
       - name: "Set up Python"
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
       - name: "Run unit test suite"

.github/workflows/stage-2-test.yaml

@@ -41,7 +41,7 @@ jobs:
       - name: "Checkout code"
         uses: actions/checkout@v5
       - name: "Set up Python"
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
       - name: "Run unit test suite"
@@ -60,7 +60,7 @@ jobs:
       - name: "Checkout code"
         uses: actions/checkout@v5
       - name: "Set up Python"
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
       - name: "Run linting"

.github/workflows/stage-3-build.yaml

@@ -39,7 +39,7 @@ jobs:
     timeout-minutes: 3
     steps:
       - name: "Set up Python"
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
       - name: "Checkout code"

.github/workflows/stage-4-acceptance.yaml

@@ -116,7 +116,7 @@ jobs:
       - name: "Checkout code"
         uses: actions/checkout@v5
       - name: "Set up Python"
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
       - name: "Get lambda artefact"