Update actions/setup-java to v2.

Author: garydgregory

.github/workflows/maven.yml

@@ -39,8 +39,9 @@ jobs:
         restore-keys: |
           ${{ runner.os }}-maven-
     - name: Set up JDK ${{ matrix.java }}
-      uses: actions/setup-java@v1.4.3
+      uses: actions/setup-java@v2
       with:
+        distribution: 'adopt'
         java-version: ${{ matrix.java }}
     - name: Build with Maven
       run: mvn --file pom.xml --no-transfer-progress

src/changes/changes.xml

@@ -68,7 +68,7 @@
       <action                 type="update" dev="ggregory" due-to="Gary Gregory, Dependabot">Bump tests from org.mockito:mockito-core 3.2.4 -> 3.4.6; #88.</action>
       <action                 type="update" dev="ggregory" due-to="Gary Gregory">Update tests from super-csv from 2.2.1 to 2.4.0 #86.</action>
       <action                 type="update" dev="ggregory" due-to="Dependabot">Bump tests mockito-core from 3.4.6 to 3.5.11 #107, #110.</action>
-      <action                 type="update" dev="ggregory" due-to="Dependabot">Bump build actions/setup-java from v1.4.0 to v1.4.3, #101, #113.</action>
+      <action                 type="update" dev="ggregory" due-to="Dependabot, Gary Gregory">Bump build actions/setup-java from v1.4.0 to v2, #101, #113.</action>
       <action                 type="update" dev="ggregory" due-to="Dependabot">Bump maven-pmd-plugin from 3.13.0 to 3.14.0 #122.</action>
       <action                 type="update" dev="ggregory" due-to="Dependabot">Bump mockito-core from 3.5.11 to 3.7.7, #123, #128, #129.</action>
       <action                 type="update" dev="ggregory" due-to="Dependabot">Bump actions/cache from v2 to v2.1.4 #132.</action>