fix(sdk-ci): pin npm@11 for publish workflows (Node 20 runners) (#227)

Author: yardend-wix

.github/workflows/manual-publish.yml

@@ -48,7 +48,7 @@ jobs:
           registry-url: "https://registry.npmjs.org"
 
       - name: Update npm
-        run: npm install -g npm@latest
+        run: npm install -g npm@11
 
       - name: Install dependencies
         run: npm ci

.github/workflows/preview-publish.yml

@@ -23,7 +23,7 @@ jobs:
           registry-url: "https://registry.npmjs.org"
 
       - name: Update npm
-        run: npm install -g npm@latest
+        run: npm install -g npm@11
 
       - name: Install dependencies
         run: npm install