fix: method name case

Author: kenjis

public/index.php

@@ -53,4 +53,4 @@
 // LOAD THE FRAMEWORK BOOTSTRAP FILE
 require $paths->systemDirectory . '/Boot.php';
 
-exit(CodeIgniter\Boot::BootWeb($paths));
+exit(CodeIgniter\Boot::bootWeb($paths));

spark

@@ -81,4 +81,4 @@ $paths = new Config\Paths();
 // LOAD THE FRAMEWORK BOOTSTRAP FILE
 require $paths->systemDirectory . '/Boot.php';
 
-exit(CodeIgniter\Boot::BootSpark($paths));
+exit(CodeIgniter\Boot::bootSpark($paths));