Bump actions/setup-python from 2 to 2.2.2 (robotframework#3967)

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 2 to 2.2.2.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v2...v2.2.2)

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

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

Author: dependabot[bot]

.github/workflows/acceptance_tests_cpython.yml

@@ -41,7 +41,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup python for starting the tests
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.2
         with:
           python-version: 3.6
           architecture: 'x64'
@@ -55,7 +55,7 @@ jobs:
         if: runner.os != 'Windows'
 
       - name: Setup python ${{ matrix.python-version }} for running the tests
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.2
         with:
           python-version: ${{ matrix.python-version }}
           architecture: 'x64'

.github/workflows/acceptance_tests_cpython_pr.yml

@@ -38,7 +38,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup python for starting the tests
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.2
         with:
           python-version: 3.6
           architecture: 'x64'
@@ -52,7 +52,7 @@ jobs:
         if: runner.os != 'Windows'
 
       - name: Setup python ${{ matrix.python-version }} for running the tests
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.2
         with:
           python-version: ${{ matrix.python-version }}
           architecture: 'x64'

.github/workflows/acceptance_tests_jython.yml

@@ -35,7 +35,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup Python 3.6
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.2
         with:
           python-version: '3.6.x'
           architecture: 'x64'

.github/workflows/unit_tests.yml

@@ -33,7 +33,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.2
         with:
           python-version: ${{ matrix.python-version }}
           architecture: 'x64'

.github/workflows/unit_tests_pr.yml

@@ -29,7 +29,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.2
         with:
           python-version: ${{ matrix.python-version }}
           architecture: 'x64'