use overwriting config when running included apps

See: Codeception#5978

src/Codeception/Command/Run.php

@@ -350,7 +350,11 @@ public function execute(InputInterface $input, OutputInterface $output)
                     if (strpos($suite, $include) === 0) {
                         // Use include config
                         $config = Configuration::config($projectDir.$include);
-
+
+                        if(!empty($this->options['override'])) {
+                            $config = $this->overrideConfig($this->options['override']);
+                        }
+
                         if (!isset($config['paths']['tests'])) {
                             throw new \RuntimeException(
                                 sprintf("Included '%s' has no tests path configured", $include)

tests/cli/IncludedCest.php

@@ -205,4 +205,19 @@ public function includedSuitesAreNotRunTwice (CliGuy $I) {
         $I->seeInShellOutput('2 tests');
         $I->dontSeeInShellOutput('4 tests');
     }
+
+    /**
+     * @param CliGuy $I
+     * @before moveToIncluded
+     */
+    public function overwrittenConfigurationIsAlsoAppliedWhenRunningAnIncludedAppFromTheRootApp(CliGuy $I)
+    {
+        if(PHP_VERSION_ID < 700100) {
+            $I->markTestSkipped('This test can only run on PHP >= 7.1 because of reporter type declarations.');
+        }
+        $I->executeCommand('run jazz/tests/functional --report -o "reporters: report: Jazz\CustomReporter1"');
+        $I->seeInShellOutput('CustomReporter1');
+    }
+
+
 }

tests/data/included/jazz/tests/_helpers/CustomReporter1.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace Jazz;
+
+use Codeception\PHPUnit\ResultPrinter\Report;
+
+final class CustomReporter1 extends Report
+{
+    public function endTest(\PHPUnit\Framework\Test $test, float $time) :void
+    {
+        $this->write('CustomReporter1');
+    }
+
+}