Chore: Make warning about package-lock.json more clear

dangerfile.js

@@ -7,7 +7,7 @@ const lockfileChanged = danger.git.modified_files.includes('package-lock.json');
 if (packageChanged && !lockfileChanged) {
 	warn(`Changes were made to \`package.json\`, but not to \`package-lock.json\`.
 
-Perhaps you need to run \`npm install\` and commit changes in package-lock.json. Make sure you’re using npm 5+.`);
+If you’ve changed any dependencies (added, removed or updated any packages), please run \`npm install\` and commit changes in package-lock.json file. Make sure you’re using npm 5+.`);
 }
 
 if (!packageChanged && lockfileChanged) {