Improve description of --check-version CLI option

Author: sebastianbergmann

src/TextUI/Help.php

@@ -265,7 +265,7 @@ private function elements(): array
             ['arg' => '-h|--help', 'desc' => 'Prints this usage information'],
             ['arg' => '--version', 'desc' => 'Prints the version and exits'],
             ['arg' => '--atleast-version <min>', 'desc' => 'Checks that version is greater than min and exits'],
-            ['arg' => '--check-version', 'desc' => 'Check whether PHPUnit is the latest version'],
+            ['arg' => '--check-version', 'desc' => 'Checks whether PHPUnit is the latest version and exits'],
         ];
 
         return $elements;

tests/end-to-end/_files/output-cli-help-color.txt

@@ -128,6 +128,6 @@
   --version                   Prints the version and exits
   --atleast-version <min>     Checks that version is greater than min
                               and exits
-  --check-version             Check whether PHPUnit is the latest
-                              version
+  --check-version             Checks whether PHPUnit is the latest
+                              version and exits
 

tests/end-to-end/_files/output-cli-usage.txt

@@ -101,4 +101,4 @@ Miscellaneous Options:
   -h|--help                   Prints this usage information
   --version                   Prints the version and exits
   --atleast-version <min>     Checks that version is greater than min and exits
-  --check-version             Check whether PHPUnit is the latest version
+  --check-version             Checks whether PHPUnit is the latest version and exits