ci: remove 2.7 from matrix, introduce 3.3

Author: tharropoulos

.github/workflows/tests.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby-version: ['2.7', '3.0', '3.2']
+        ruby-version: ['3.0', '3.2', '3.3']
     services:
       typesense:
         image: typesense/typesense:28.0.rc36