ci: use Temurin distributions (#476)

Host runners include Temurin by default as part of the [hosted tool cache].
Using Temurin speeds up builds as there is no need to download and
configure the Java SDK with every build.

[hosted tool cache]: https://github.com/actions/setup-java/blob/main/docs/advanced-usage.md#hosted-tool-cache

Co-authored-by: Moderne <team@moderne.io>

---------

Co-authored-by: Moderne <team@moderne.io>
Co-authored-by: Brian Harrington <brharrington@gmail.com>

.github/workflows/pr.yml

@@ -16,7 +16,7 @@ jobs:
         uses: actions/setup-java@v3
         with:
           java-version: ${{ matrix.java }}
-          distribution: 'zulu'
+          distribution: 'temurin'
       - uses: actions/cache@v2
         id: gradle-cache
         with:

.github/workflows/release.yml

@@ -15,7 +15,7 @@ jobs:
         uses: actions/setup-java@v3
         with:
           java-version: 8
-          distribution: 'zulu'
+          distribution: 'temurin'
       - uses: actions/cache@v2
         id: gradle-cache
         with:

.github/workflows/snapshot.yml

@@ -16,7 +16,7 @@ jobs:
         uses: actions/setup-java@v3
         with:
           java-version: 8
-          distribution: 'zulu'
+          distribution: 'temurin'
       - uses: actions/cache@v2
         id: gradle-cache
         with: