[Fix] no-invalid-html-attribute: avoid breaking syntax from #3174

Author: ljharb

lib/rules/no-invalid-html-attribute.js

@@ -306,9 +306,12 @@ function checkLiteralValueNode(context, attributeName, node, parentNode, parentN
   if (allowedPairsForAttribute) {
     const pairAttributeParts = splitIntoRangedParts(node, /(?=(\b\S+\s*\S+))/g);
     for (const pairPart of pairAttributeParts) {
-      for (const [pairing, siblings] of allowedPairsForAttribute) {
+      for (const allowedPair of allowedPairsForAttribute) {
+        const pairing = allowedPair[0];
+        const siblings = allowedPair[1];
         const attributes = pairPart.reportingValue.split('\u0020');
-        const [firstValue, secondValue] = attributes;
+        const firstValue = attributes[0];
+        const secondValue = attributes[1];
         if (firstValue === pairing) {
           const lastValue = attributes[attributes.length - 1]; // in case of multiple white spaces
           if (!siblings.has(lastValue)) {
@@ -319,7 +322,7 @@ function checkLiteralValueNode(context, attributeName, node, parentNode, parentN
               data: {
                 reportingValue: firstValue,
                 secondValue,
-                missingValue: [...siblings].join(', '),
+                missingValue: Array.from(siblings).join(', '),
               },
             });
           }