fix: lint errors (freeCodeCamp#59667)

Author: moT01

curriculum/get-challenges.js

@@ -244,7 +244,7 @@ Accepted languages are ${curriculumLangs.join(', ')}`);
     const blocksWithMeta = blocksWithParent.filter(
       ({ blockData }) => blockData.meta
     );
-    const container = blocksWithMeta.filter(({ block, blockData }) => {
+    const container = blocksWithMeta.filter(({ blockData }) => {
       return blockData.meta.challengeOrder.some(
         ({ id }) => id === filters.challengeId
       );

curriculum/test/test-challenges.js

@@ -8,7 +8,6 @@ const Mocha = require('mocha');
 const mockRequire = require('mock-require');
 const spinner = require('ora')();
 const puppeteer = require('puppeteer');
-const stringSimilarity = require('string-similarity');
 
 // lodash-es can't easily be used in node environments, so we just mock it out
 // for the original lodash in testing.