Replace use of short array syntax for compatibility

PHP 5.3 is already end of life, but this is a simple enough tweak to keep
the library useable when running under 5.3.

Author: stecman

src/HookFactory.php

@@ -109,17 +109,17 @@ public function generateHook($type, $programPath, $programName = null)
         // Use the program path if an alias/name is not given
         $programName = $programName ?: $programPath;
 
-        return str_replace([
+        return str_replace(array(
                 '%%function_name%%',
                 '%%program_name%%',
                 '%%program_path%%',
                 '%%completion_command%%',
-            ], [
+            ), array(
                 $this->generateFunctionName($programPath, $programName),
                 $programName,
                 $programPath,
                 "$programPath _completion"
-            ],
+            ),
             $this->stripComments(self::$hooks[$type])
         );
     }