Make Tarantool 2.10 the default image in CI

Author: rybakit

.github/workflows/qa.yml

@@ -9,7 +9,7 @@ on:
 jobs:
   tests:
     env:
-      TNT_IMAGE: tarantool/tarantool:2.8
+      TNT_IMAGE: tarantool/tarantool:2.10
       PHP_IMAGE: php:7.4-cli
     strategy:
       fail-fast: false
@@ -45,7 +45,7 @@ jobs:
           - TNT_IMAGE: tarantool/tarantool:2.5
           - TNT_IMAGE: tarantool/tarantool:2.6
           - TNT_IMAGE: tarantool/tarantool:2.7
-          - TNT_IMAGE: tarantool/tarantool:2.10.0
+          - TNT_IMAGE: tarantool/tarantool:2.8
 
     runs-on: ${{ matrix.operating-system }}
     steps: