Keep repo-config workspace in bump-oss-version

Summary: Changelog: [Internal][Fixed] - Keep repo-config as a workspace for bumping oss release version. Fixes CI jobs not having tooling dependencies

Reviewed By: yungsters

Differential Revision: D30595543

fbshipit-source-id: 1dd2adc6a0363202efb5314b7e8eb44618b50327

repo-config/package.json

@@ -8,7 +8,7 @@
     "type": "git",
     "url": "git@github.com:facebook/react-native.git"
   },
-  "dependencies": {
+  "devDependencies": {
     "@babel/core": "^7.14.0",
     "@babel/generator": "^7.14.0",
     "@babel/template": "^7.0.0",

scripts/bump-oss-version.js

@@ -127,8 +127,12 @@ fs.writeFileSync(
 );
 
 let packageJson = JSON.parse(cat('package.json'));
+
 packageJson.version = version;
-delete packageJson.workspaces;
+
+// Only keep 'repo-config` workspace
+packageJson.workspaces = packageJson.workspaces.filter(w => w === 'repo-config');
+
 delete packageJson.private;
 fs.writeFileSync('package.json', JSON.stringify(packageJson, null, 2), 'utf-8');