T: add necessary import for asm macro

`asm` macro was removed from stdlib prelude in 1.59
See rust-lang/rust#91728

Author: Undin

src/test/kotlin/org/rust/ide/annotator/RsUnsafeExpressionErrorAnnotatorTest.kt

@@ -138,13 +138,15 @@ class RsUnsafeExpressionErrorAnnotatorTest : RsAnnotatorTestBase(RsUnsafeExpress
 
     @ProjectDescriptor(WithStdlibRustProjectDescriptor::class)
     fun `test need unsafe asm macro call`() = checkErrors("""
+       use std::arch::asm; // required since 1.59
        fn main() {
             <error descr="use of `asm!()` is unsafe and requires unsafe function or block [E0133]">asm!("nop")</error>;
        }
     """)
 
     @ProjectDescriptor(WithStdlibRustProjectDescriptor::class)
     fun `test need unsafe asm macro expr`() = checkErrors("""
+       use std::arch::asm; // required since 1.59
        fn main() {
             <error descr="use of `asm!()` is unsafe and requires unsafe function or block [E0133]">asm!("nop")</error>
        }

src/test/kotlin/org/rust/lang/core/resolve/RsStdlibResolveTest.kt

@@ -279,6 +279,8 @@ class RsStdlibResolveTest : RsResolveTestBase() {
     fun `test asm macro`() = stubOnlyResolve("""
     //- main.rs
         #![feature(asm)]
+
+        use std::arch::asm; // required since 1.59
         fn main() {
             asm!("nop");
         } //^ ...libcore/macros/mod.rs|...core/src/macros/mod.rs|...core/src/lib.rs