ci(luarocks): bump lux version (#920)

Author: mrcjkb

.github/workflows/luarocks.yml

@@ -25,7 +25,7 @@ jobs:
       - name: Install Lux
         uses: lumen-oss/gh-actions-lux@v1
         with:
-          version: 0.18.11
+          version: 0.20.2
 
       - name: Upload
         run: |

.github/workflows/tests.yml

@@ -33,7 +33,7 @@ jobs:
       - name: Install Lux
         uses: lumen-oss/gh-actions-lux@v1
         with:
-          version: 0.18.11
+          version: 0.20.2
 
       - name: Run tests
         run: |