docs: make view filename lowercase
docs: make view filename lowercase

Capital letters can also be used, but they are often lowercased.

lonnieezell/CodeIgniter4,lonnieezell/CodeIgniter4,lonnieezell/CodeIgniter4,samsonasik/CodeIgniter4,samsonasik/CodeIgniter4,bcit-ci/CodeIgniter4,kenjis/CodeIgniter4,lonnieezell/CodeIgniter4,bcit-ci/CodeIgniter4,samsonasik/CodeIgniter4,kenjis/CodeIgniter4,bcit-ci/CodeIgniter4,bcit-ci/CodeIgniter4,bcit-ci/CodeIgniter4,samsonasik/CodeIgniter4,samsonasik/CodeIgniter4,kenjis/CodeIgniter4,lonnieezell/CodeIgniter4,samsonasik/CodeIgniter4,kenjis/CodeIgniter4,lonnieezell/CodeIgniter4,kenjis/CodeIgniter4