nits

Signed-off-by: Jack Cherng <[email protected]>

Author: jfcherng

src/Factory/LineRendererFactory.php

@@ -24,7 +24,7 @@ private function __construct()
     }
 
     /**
-     * Get a singleton of a line renderer.
+     * Get the singleton of a line renderer.
      *
      * @param string $type        the type
      * @param mixed  ...$ctorArgs the constructor arguments

src/Factory/RendererFactory.php

@@ -24,7 +24,7 @@ private function __construct()
     }
 
     /**
-     * Get a singleton of a renderer.
+     * Get the singleton of a renderer.
      *
      * @param string $renderer    the renderer
      * @param mixed  ...$ctorArgs the constructor arguments