rust: kernel: delete c_types.rs

Signed-off-by: Miguel Ojeda <ojeda@kernel.org>

Author: ojeda

rust/kernel/c_types.rs

@@ -43,7 +43,6 @@ pub mod bindings;
 
 #[cfg(CONFIG_ARM_AMBA)]
 pub mod amba;
-pub mod c_types;
 pub mod chrdev;
 #[cfg(CONFIG_COMMON_CLK)]
 pub mod clk;