tools: simplify regex in ESLint config

.eslintrc.js

@@ -126,8 +126,7 @@ module.exports = {
       line: {
         // Ignore all lines that have less characters than 20 and all lines that
         // start with something that looks like a variable name or code.
-        // eslint-disable-next-line max-len
-        ignorePattern: '.{0,20}$|[a-z]+ ?[0-9A-Z_.(/=:[#-]|std|http|ssh|ftp|(let|var|const) [a-z_A-Z0-9]+ =|[b-z] |[a-z]*[0-9].* ',
+        ignorePattern: '.{0,20}$|[a-z]+ ?[0-9A-Z_.(/=:[#-]|std|http|ssh|ftp',
         ignoreInlineComments: true,
         ignoreConsecutiveComments: true,
       },

test/parallel/test-fs-readv-promises.js

@@ -29,7 +29,6 @@ const allocateEmptyBuffers = (combinedLength) => {
     const filename = getFileName();
     await fs.writeFile(filename, exptectedBuff);
     const handle = await fs.open(filename, 'r');
-    // const buffer = Buffer.from(expected);
     const bufferArr = allocateEmptyBuffers(exptectedBuff.length);
     const expectedLength = exptectedBuff.length;
 
@@ -49,7 +48,6 @@ const allocateEmptyBuffers = (combinedLength) => {
     const filename = getFileName();
     await fs.writeFile(filename, exptectedBuff);
     const handle = await fs.open(filename, 'r');
-    // const buffer = Buffer.from(expected);
     const bufferArr = allocateEmptyBuffers(exptectedBuff.length);
     const expectedLength = exptectedBuff.length;