Increase max cache size of ccache

Author: arashbm

.github/workflows/tests.yml

@@ -23,6 +23,9 @@ jobs:
           architecture: 'x64'
           cache: 'pip'
 
+      - name: Update pip
+        run: python -m pip install -U pip
+
       - name: install pip-compile
         run: python -m pip install pip-tools
 
@@ -37,9 +40,7 @@ jobs:
         with:
           key: ${{ github.job }}
           verbose: 2
-
-      - name: Update pip
-        run: python -m pip install -U pip
+          max-size: 5GB
 
       - name: Build and install reticula
         run: python -m pip install .[test] -v