fix: ensure api is not dropped from workspaces in package-lock.json (open-telemetry#4623)

Author: pichlermarc

package.json

@@ -47,7 +47,7 @@
     "comment_internal": "echo scripts below this line are for internal use",
     "_check:no_changes": "if [ ! -z \"$(git status -uall --porcelain)\" ]; then echo Please ensure all changes are committed; exit 1; fi",
     "_backup:package-json": "cp package.json package.json.backup",
-    "_restore:package-json": "mv package.json.backup package.json",
+    "_restore:package-json": "mv package.json.backup package.json && npm install --package-lock-only",
     "_lerna:remove_api": "node -e 'var fs=require(\"fs\");var p=require(\"./package.json\");p.workspaces=p.workspaces.filter(p=>p!==\"api\");fs.writeFileSync(\"package.json\",JSON.stringify(p,null,2))'",
     "_lerna:remove_stable": "node -e 'var fs=require(\"fs\");var p=require(\"./package.json\");p.workspaces=p.workspaces.filter(p=>p!==\"packages/*\");fs.writeFileSync(\"package.json\",JSON.stringify(p,null,2))'",
     "_lerna:version_patch": "npx lerna version patch --exact --no-git-tag-version --no-push --yes",