Merge pull request webpack#13758 from myNameIsDu/fix/source-map-dev-tool-plugin-options-test

fix: sourceMapDevToolPlugin options test add cjs

Author: sokra

lib/SourceMapDevToolPlugin.js

@@ -152,7 +152,7 @@ class SourceMapDevToolPlugin {
 		const fallbackModuleFilenameTemplate = this.fallbackModuleFilenameTemplate;
 		const requestShortener = compiler.requestShortener;
 		const options = this.options;
-		options.test = options.test || /\.(m?js|css)($|\?)/i;
+		options.test = options.test || /\.((c|m)?js|css)($|\?)/i;
 
 		const matchObject = ModuleFilenameHelpers.matchObject.bind(
 			undefined,