chore(scripts): reduce publish concurrency to fix socket hang up

Author: smilkuri

scripts/verdaccio-publish/index.js

@@ -35,7 +35,7 @@ const args = [
   "--ignore-scripts",
   "--no-verify-access",
   "--concurrency",
-  "8",
+  "4",
   "--dist-tag",
   "ci",
 ];

tests/canary/canary.js

@@ -92,7 +92,7 @@ async function localPublishChangedPackages(root) {
     "--ignore-scripts",
     "--no-verify-access",
     "--concurrency",
-    "8",
+    "4",
     "--dist-tag",
     "ci",
   ];