ci: update GitHub Actions workflows

* Upgrade tarantool/setup-tarantool action to v4.
* Update Tarantool versions in the testing matrix to 2.11 and 3.4.

Author: bigbes

.github/workflows/check.yaml

@@ -15,9 +15,9 @@ jobs:
     - uses: actions/checkout@master
 
     - name: Setup Tarantool
-      uses: tarantool/setup-tarantool@v2
+      uses: tarantool/setup-tarantool@v3
       with:
-        tarantool-version: '2.8'
+        tarantool-version: '3.4'
 
     - name: Setup tt
       run: |

.github/workflows/testing.yml

@@ -33,8 +33,8 @@ jobs:
           - 'stable'
         tarantool:
           - '1.10'
-          - '2.8'
-          - '2.10'
+          - '2.11'
+          - '3.4'
           - 'master'
         coveralls: [false]
         fuzzing: [false]
@@ -65,7 +65,7 @@ jobs:
 
       - name: Setup Tarantool ${{ matrix.tarantool }}
         if: matrix.tarantool != 'master'
-        uses: tarantool/setup-tarantool@v2
+        uses: tarantool/setup-tarantool@v3
         with:
           tarantool-version: ${{ matrix.tarantool }}