ci: convert the MPS compatibility workflow to a matrix strategy

This makes the workflow file more concise and also has the benefit of
parallel execution on multiple runners, thereby avoiding the blown up
disk space issue due to having all MPS versions on the disk in the same
job.

Author: languitar

.github/workflows/mps-compatibility.yaml

@@ -13,22 +13,22 @@ jobs:
 
     runs-on: ubuntu-latest
 
+    strategy:
+      matrix:
+        version:
+          - "2020.3.6"
+          - "2021.1.4"
+          - "2021.2.6"
+          - "2021.3.3"
+          - "2022.2"
+          - "2022.3"
+
     steps:
       - uses: actions/checkout@v3
       - name: Set up JDK 17
         uses: actions/setup-java@v3
         with:
           distribution: 'temurin'
           java-version: '17'
-      - name: Build with MPS 2020.3.6
-        run: ./gradlew :mps-model-adapters:build :mps-model-server-plugin:build -Pmps.version=2020.3.6
-      - name: Build with MPS 2021.1.4
-        run: ./gradlew :mps-model-adapters:build :mps-model-server-plugin:build -Pmps.version=2021.1.4
-      - name: Build with MPS 2021.2.6
-        run: ./gradlew :mps-model-adapters:build :mps-model-server-plugin:build -Pmps.version=2021.2.6
-      - name: Build with MPS 2021.3.3
-        run: ./gradlew :mps-model-adapters:build :mps-model-server-plugin:build -Pmps.version=2021.3.3
-      - name: Build with MPS 2022.2
-        run: ./gradlew :mps-model-adapters:build :mps-model-server-plugin:build -Pmps.version=2022.2
-      - name: Build with MPS 2022.3
-        run: ./gradlew :mps-model-adapters:build :mps-model-server-plugin:build -Pmps.version=2022.3
+      - name: Build with ${{ matrix.version }}
+        run: ./gradlew :mps-model-adapters:build :mps-model-server-plugin:build -Pmps.version=${{ matrix.version }}