Update workflow now that Ubuntu 18.04 runner no longer available.

.github/workflows/maven.yml

@@ -1,69 +1,26 @@
-# Derived from default workflow fo Java project with Maven
-# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-maven
-
 name: Test on Maven
 
 on:
   [push, pull_request]
 
 jobs:
-
-#  test-baseline:
-#
-#    runs-on: ubuntu-16.04
-#
-#    steps:
-#      - name: Checkout
-#        uses: actions/checkout@v2
-#      
-#      - name: Set up JDK 1.8
-#        uses: actions/setup-java@v1
-#        with:
-#         java-version: 1.8
-#      
-#      - name: Install GStreamer
-#        run: sudo apt-get update && sudo apt-get install gstreamer1.0-plugins-good
-#      
-#      - name: Build with Maven
-#        run: mvn -B verify --file pom.xml
-
-  test-1-14:
-
-    runs-on: ubuntu-18.04
-
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-
-      - name: Set up JDK 1.8
-        uses: actions/setup-java@v3
-        with:
-         java-version: '8'
-         distribution: 'temurin'
-
-      - name: Install GStreamer
-        run: sudo apt-get update && sudo apt-get install gstreamer1.0-plugins-good
-
-      - name: Build with Maven
-        run: mvn -B verify --file pom.xml
-
   test-1-16:
 
     runs-on: ubuntu-20.04
 
     steps:
       - name: Checkout
         uses: actions/checkout@v3
-      
+
       - name: Set up JDK 1.8
         uses: actions/setup-java@v3
         with:
          java-version: '8'
          distribution: 'temurin'
-      
+
       - name: Install GStreamer
         run: sudo apt-get update && sudo apt-get install gstreamer1.0-plugins-good gstreamer1.0-plugins-bad
-      
+
       - name: Build with Maven
         run: mvn -B verify --file pom.xml
 
@@ -74,15 +31,15 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v3
-      
+
       - name: Set up JDK 1.8
         uses: actions/setup-java@v3
         with:
          java-version: '8'
          distribution: 'temurin'
-      
+
       - name: Install GStreamer
         run: sudo apt-get update && sudo apt-get install gstreamer1.0-plugins-good gstreamer1.0-plugins-bad
-      
+
       - name: Build with Maven
         run: mvn -B verify --file pom.xml