Merge pull request #4 from renoki-co/dependabot/github_actions/actions/cache-v2.1.4

Bump actions/cache from v1 to v2.1.4

Author: rennokki

.github/workflows/ci.yml

@@ -45,7 +45,7 @@ jobs:
         extensions: dom, curl, libxml, mbstring, zip, pcntl, pdo, sqlite, pdo_sqlite, bcmath, soap, intl, gd, exif, iconv
         coverage: pcov
 
-    - uses: actions/cache@v1
+    - uses: actions/cache@v2.1.4
       name: Cache dependencies
       with:
         path: ~/.composer/cache/files