ci: remove java 8 from tests

Author: Sergey Shelomentsev

.github/workflows/functional.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-20.04
     strategy:
       matrix:
-        java: [ '8', '11', '17', '21' ]
+        java: [ '11', '17', '21' ]
 
     steps:
       - uses: actions/checkout@v4

.github/workflows/test.yml

@@ -11,7 +11,7 @@ jobs:
     name: Java ${{ matrix.Java }}
     strategy:
       matrix:
-        java: [ '8', '11', '17', '21' ]
+        java: [ '11', '17', '21' ]
 
     steps:
       - uses: actions/checkout@v4
@@ -20,4 +20,4 @@ jobs:
           distribution: 'zulu'
           java-version: '${{ matrix.java }}'
           cache: 'gradle'
-      - run: ./gradlew test
+      - run: ./gradlew test