chore: enable automatic github releases, reorder steps

Author: gyoshev

package.json

@@ -69,7 +69,7 @@
     "url": "https://github.com/Leanplum/Leanplum-JavaScript-SDK/issues"
   },
   "release": {
-    "repositoryUrl": "git+https://github.com/Leanplum/Leanplum-JavaScript-SDK.git",
+    "repositoryUrl": "git@github.com:Leanplum/Leanplum-JavaScript-SDK.git",
     "tagFormat": "${version}",
     "branches": [
       "master",
@@ -82,13 +82,14 @@
     "plugins": [
       "@semantic-release/commit-analyzer",
       "@semantic-release/release-notes-generator",
-      "@semantic-release/npm",
       [
         "@semantic-release/exec",
         {
           "prepareCmd": "./bump_version.sh ${nextRelease.version}"
         }
-      ]
+      ],
+      "@semantic-release/npm",
+      "@semantic-release/github"
     ]
   },
   "homepage": "https://github.com/Leanplum/Leanplum-JavaScript-SDK#readme"