Typo in comment

src/utils/find-line-in-file.js

@@ -8,7 +8,7 @@ export default function findLineInFile(packageJsonContent, jsonKey, needle) {
     return null;
   }
 
-  // lines[0] does contain every line preceding the wanted package. Let's count the "newline" character
+  // lines[1] does contain every line preceding the wanted package. Let's count the "newline" character
   const newlineMatch = lines[1].match(/\n/gm);
 
   // if there is not match, we are probably on a single-line JSON file: everything is on the first line