chore(deps): bump actions/checkout from 3 to 4 (#149)

Author: dependabot[bot]

.github/workflows/installer.yml

@@ -47,7 +47,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
@@ -102,7 +102,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install Packages
         run: |