Merge pull request #87 from apache/dependabot/github_actions/actions/cache-2.1.6

Bump actions/cache from 2.1.4 to 2.1.6
diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 322f30b..05007a9 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -32,7 +32,7 @@
         
     steps:
     - uses: actions/checkout@v2.3.4
-    - uses: actions/cache@v2.1.4
+    - uses: actions/cache@v2.1.6
       with:
         path: ~/.m2/repository
         key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}