improve isRequireVariableDeclaration parameters (#42865)

One parameter is always called with `true`, so drop it.

src/services/codefixes/importFixes.ts

@@ -376,7 +376,7 @@ namespace ts.codefix {
         // Can't use an es6 import for a type in JS.
         return exportedSymbolIsTypeOnly && isSourceFileJS(sourceFile) ? emptyArray : mapDefined(sourceFile.imports, (moduleSpecifier): FixAddToExistingImportInfo | undefined => {
             const i = importFromModuleSpecifier(moduleSpecifier);
-            if (isRequireVariableDeclaration(i.parent, /*requireStringLiteralLikeArgument*/ true)) {
+            if (isRequireVariableDeclaration(i.parent)) {
                 return checker.resolveExternalModuleName(moduleSpecifier) === moduleSymbol ? { declaration: i.parent, importKind } : undefined;
             }
             if (i.kind === SyntaxKind.ImportDeclaration || i.kind === SyntaxKind.ImportEqualsDeclaration) {

src/services/goToDefinition.ts

@@ -232,7 +232,7 @@ namespace ts.GoToDefinition {
                 return declaration.parent.kind === SyntaxKind.NamedImports;
             case SyntaxKind.BindingElement:
             case SyntaxKind.VariableDeclaration:
-                return isInJSFile(declaration) && isRequireVariableDeclaration(declaration, /*requireStringLiteralLikeArgument*/ true);
+                return isInJSFile(declaration) && isRequireVariableDeclaration(declaration);
             default:
                 return false;
         }

src/services/importTracker.ts

@@ -619,7 +619,7 @@ namespace ts.FindAllReferences {
                 Debug.assert((parent as ImportClause | NamespaceImport).name === node);
                 return true;
             case SyntaxKind.BindingElement:
-                return isInJSFile(node) && isRequireVariableDeclaration(parent, /*requireStringLiteralLikeArgument*/ true);
+                return isInJSFile(node) && isRequireVariableDeclaration(parent);
             default:
                 return false;
         }