chore(deps): update memcached docker tag to v1.6.42

Author: renovate[bot]

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
 
     services:
       memcached:
-        image: memcached:1.6.41
+        image: memcached:1.6.42
         ports:
           - 11211:11211
         options: >-