Bump GitHub actions action versions

:)

Author: imjoehaines

.github/workflows/license-audit.yml

@@ -9,10 +9,10 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Set up Python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
         # License Finder's Docker image uses Python 3.5
         python-version: 3.5

.github/workflows/python-package.yml

@@ -19,10 +19,10 @@ jobs:
             os: 'ubuntu-20.04'
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
       env: