Fix ui tests for llvm_asm! deprecation

Author: Amanieu

src/test/ui/abi/abi-sysv64-register-usage.rs

@@ -7,6 +7,7 @@
 // ignore-aarch64
 
 #![feature(llvm_asm)]
+#![allow(deprecated)] // llvm_asm!
 
 #[cfg(target_arch = "x86_64")]
 pub extern "sysv64" fn all_the_registers(rdi: i64, rsi: i64, rdx: i64,

src/test/ui/asm/naked-functions.rs

@@ -4,6 +4,7 @@
 #![feature(naked_functions)]
 #![feature(or_patterns)]
 #![crate_type = "lib"]
+#![allow(deprecated)] // llvm_asm!
 
 #[repr(C)]
 pub struct P { x: u8, y: u16 }