refactor(lint): use invalid instead of missing for unknown rules

Author: byCedric

@commitlint/lint/src/index.js

@@ -35,7 +35,7 @@ export default async (message, rules = {}, opts = {}) => {
 	if (missing.length > 0) {
 		const names = Object.keys(implementations);
 		throw new RangeError(
-			`Found missing rule names: ${missing.join(
+			`Found invalid rule names: ${missing.join(
 				', '
 			)}. Supported rule names are: ${names.join(', ')}`
 		);

@commitlint/lint/src/index.test.js

@@ -59,7 +59,7 @@ test('throws for invalid rule names', async t => {
 		lint('foo', {foo: [2, 'always'], bar: [1, 'never']})
 	);
 
-	t.is(error.message.indexOf('Found missing rule names: foo, bar'), 0);
+	t.is(error.message.indexOf('Found invalid rule names: foo, bar'), 0);
 });
 
 test('throws for invalid rule config', async t => {