rename regex.js to rules.js

src/InlineLexer.js

@@ -1,6 +1,6 @@
 const Renderer = require('./Renderer.js');
 const { defaults } = require('./defaults.js');
-const { inline } = require('./regexp.js');
+const { inline } = require('./rules.js');
 const {
   findClosingBracket,
   escape

src/Lexer.js

@@ -1,5 +1,5 @@
 const { defaults } = require('./defaults.js');
-const { block } = require('./regexp.js');
+const { block } = require('./rules.js');
 const {
   rtrim,
   splitCells,

test/vuln-regex.js

@@ -1,4 +1,4 @@
-const regexp = require('../src/regexp.js');
+const regexp = require('../src/rules.js');
 const vulnRegexDetector = require('vuln-regex-detector');
 
 const promises = [];