implement strncasecmp()
implement strncasecmp()

Change-Id: I52ccb83813830e6ce669d8ecc1de5ec7870cb6c2
Signed-off-by: Andrew Boie <aab045b28152628be6af0e556050d0381fd0a34d@intel.com>

android-ia/platform_external_uefi_shim,android-ia/platform_external_uefi_shim,android-ia/platform_external_uefi_shim