[CI] Updates Ruby versions in tests

Author: picandocodigo

.buildkite/pipeline.yml

@@ -15,8 +15,6 @@ steps:
           - "3.2"
           - "3.1"
           - "3.0"
-          - "2.7"
-          - "2.6"
         stack_version:
           - 7.17-SNAPSHOT
       adjustments:
@@ -29,14 +27,6 @@ steps:
             suite: "platinum"
             ruby: "3.0"
           skip: true
-        - with:
-            suite: "platinum"
-            ruby: "2.7"
-          skip: true
-        - with:
-            suite: "platinum"
-            ruby: "2.6"
-          skip: true
         # Compatibility tests for 8.x:
         - with:
             stack_version: "8.8-SNAPSHOT"

.github/workflows/7.17-8.x.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ '3.1' ]
+        ruby: [ '3.2' ]
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2

.github/workflows/7.17.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ '2.6', '2.7', '3.0', '3.1', 'jruby-9.3' ]
+        ruby: [ '3.0', '3.1', '3.2', 'jruby-9.3', 'jruby-9.4' ]
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2