Fix: Remove redundant test of commitAnalyzer plugin output

test/get-next-version.test.js

@@ -1,6 +1,5 @@
 import test from 'ava';
 import {stub} from 'sinon';
-import SemanticReleaseError from '@semantic-release/error';
 import getNextVersion from '../lib/get-next-version';
 
 test.beforeEach(t => {
@@ -28,9 +27,3 @@ test('Return 1.0.0 if there is no previous release', t => {
   const version = getNextVersion('minor', {}, t.context.logger);
   t.is(version, '1.0.0');
 });
-
-test('Return an error if the release type is invalid', t => {
-  const error = t.throws(() => getNextVersion('invalid', {version: '1.0.0'}, t.context.logger));
-  t.is(error.code, 'EINVALIDTYPE');
-  t.true(error instanceof SemanticReleaseError);
-});