tools: remove align-multiline-assignment lint rule

In preparation for stricter indentation linting, remove the
align-multiline-assignment custom rule, as it may conflict with the
ESLint stricter indentation linting.

PR-URL: https://github.com/nodejs/node/pull/14079
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>

.eslintrc.yaml

@@ -167,7 +167,6 @@ rules:
   template-curly-spacing: error
 
   # Custom rules in tools/eslint-rules
-  align-multiline-assignment: error
   assert-throws-arguments: [error, { requireTwo: true }]
   no-unescaped-regexp-dot: error
 

tools/eslint-rules/align-multiline-assignment.js

@@ -1,67 +0,0 @@
-/**
- * @fileoverview Align multiline variable assignments
- * @author Rich Trott
- */
-'use strict';
-
-//------------------------------------------------------------------------------
-// Rule Definition
-//------------------------------------------------------------------------------
-function getBinaryExpressionStarts(binaryExpression, starts) {
-  function getStartsFromOneSide(side, starts) {
-    starts.push(side.loc.start);
-    if (side.type === 'BinaryExpression') {
-      starts = getBinaryExpressionStarts(side, starts);
-    }
-    return starts;
-  }
-
-  starts = getStartsFromOneSide(binaryExpression.left, starts);
-  starts = getStartsFromOneSide(binaryExpression.right, starts);
-  return starts;
-}
-
-function checkExpressionAlignment(expression) {
-  if (!expression)
-    return;
-
-  var msg = '';
-
-  switch (expression.type) {
-    case 'BinaryExpression':
-      var starts = getBinaryExpressionStarts(expression, []);
-      var startLine = starts[0].line;
-      const startColumn = starts[0].column;
-      starts.forEach((loc) => {
-        if (loc.line > startLine) {
-          startLine = loc.line;
-          if (loc.column !== startColumn) {
-            msg = 'Misaligned multiline assignment';
-          }
-        }
-      });
-      break;
-  }
-  return msg;
-}
-
-function testAssignment(context, node) {
-  const msg = checkExpressionAlignment(node.right);
-  if (msg)
-    context.report(node, msg);
-}
-
-function testDeclaration(context, node) {
-  node.declarations.forEach((declaration) => {
-    const msg = checkExpressionAlignment(declaration.init);
-    if (msg)
-      context.report(node, msg);
-  });
-}
-
-module.exports = function(context) {
-  return {
-    'AssignmentExpression': (node) => testAssignment(context, node),
-    'VariableDeclaration': (node) => testDeclaration(context, node)
-  };
-};