Fix CI?

Author: Bartłomiej Rasztabiga

.github/workflows/main.yml

@@ -16,6 +16,9 @@ jobs:
         thesis: ['EngineerThesis', 'MasterThesis']
       fail-fast: false
     steps:
+      - name: Checkout WUT-Thesis repository
+        uses: actions/checkout@v2
+
       - name: Install LaTeX dependencies
         run: |
           sudo apt-get install -y   \
@@ -30,9 +33,6 @@ jobs:
                texlive-luatex       \
                tex-gyre
 
-      - name: Checkout WUT-Thesis repository
-        uses: actions/checkout@v2
-
       - name: Install Python dependencies
         run: sudo pip install -r requirements.txt