libmemcached is updated to build on 24.04, try to run tests and benchmarks

Author: patapenka-alexey

.github/workflows/testing.yaml

@@ -50,9 +50,7 @@ jobs:
 
       - run: make test-memcached
 
-      # https://github.com/tarantool/memcached/issues/115
-      # - run: make test-memcached-capable
+      - run: make test-memcached-capable
 
-      # https://github.com/tarantool/memcached/issues/90
-      # - name: Run benchmarks
-      #   run: make test-memcached-bench
+      - name: Run benchmarks
+        run: make test-memcached-bench