chore(deps): update etherpad/etherpad docker tag to v2.4.2

apps/sekibanki/etherpad/deployment.yaml

@@ -26,7 +26,7 @@ spec:
                 - fsn
       containers:
         - name: etherpad
-          image: etherpad/etherpad:2.3.2
+          image: etherpad/etherpad:2.4.2
           ports:
             - containerPort: 9001
               name: http

apps/sekibanki/gitea/deployment.yaml

@@ -30,7 +30,7 @@ spec:
         nameservers:
           - 100.94.59.38
       containers:
-        - image: docker.gitea.com/gitea:1.24.4-rootless 
+        - image: docker.gitea.com/gitea:1.24.3-rootless 
           name: gitea
           ports:
             - containerPort: 3000