Do not use clippy_utils from UI tests (#14788)

changelog: none

r? @flip1995

Author: flip1995

Cargo.toml

@@ -47,7 +47,6 @@ pulldown-cmark = { version = "0.11", default-features = false, features = ["html
 askama = { version = "0.13", default-features = false, features = ["alloc", "config", "derive"] }
 
 # UI test dependencies
-clippy_utils = { path = "clippy_utils" }
 if_chain = "1.0"
 quote = "1.0.25"
 syn = { version = "2.0", features = ["full"] }

tests/ui/let_underscore_untyped.rs

@@ -6,7 +6,6 @@
 extern crate proc_macros;
 use proc_macros::with_span;
 
-use clippy_utils::is_from_proc_macro;
 use std::boxed::Box;
 use std::fmt::Display;
 use std::future::Future;

tests/ui/let_underscore_untyped.stderr

@@ -1,61 +1,61 @@
 error: non-binding `let` without a type annotation
-  --> tests/ui/let_underscore_untyped.rs:51:5
+  --> tests/ui/let_underscore_untyped.rs:50:5
    |
 LL |     let _ = a();
    |     ^^^^^^^^^^^^
    |
 help: consider adding a type annotation
-  --> tests/ui/let_underscore_untyped.rs:51:10
+  --> tests/ui/let_underscore_untyped.rs:50:10
    |
 LL |     let _ = a();
    |          ^
    = note: `-D clippy::let-underscore-untyped` implied by `-D warnings`
    = help: to override `-D warnings` add `#[allow(clippy::let_underscore_untyped)]`
 
 error: non-binding `let` without a type annotation
-  --> tests/ui/let_underscore_untyped.rs:53:5
+  --> tests/ui/let_underscore_untyped.rs:52:5
    |
 LL |     let _ = b(1);
    |     ^^^^^^^^^^^^^
    |
 help: consider adding a type annotation
-  --> tests/ui/let_underscore_untyped.rs:53:10
+  --> tests/ui/let_underscore_untyped.rs:52:10
    |
 LL |     let _ = b(1);
    |          ^
 
 error: non-binding `let` without a type annotation
-  --> tests/ui/let_underscore_untyped.rs:56:5
+  --> tests/ui/let_underscore_untyped.rs:55:5
    |
 LL |     let _ = d(&1);
    |     ^^^^^^^^^^^^^^
    |
 help: consider adding a type annotation
-  --> tests/ui/let_underscore_untyped.rs:56:10
+  --> tests/ui/let_underscore_untyped.rs:55:10
    |
 LL |     let _ = d(&1);
    |          ^
 
 error: non-binding `let` without a type annotation
-  --> tests/ui/let_underscore_untyped.rs:58:5
+  --> tests/ui/let_underscore_untyped.rs:57:5
    |
 LL |     let _ = e();
    |     ^^^^^^^^^^^^
    |
 help: consider adding a type annotation
-  --> tests/ui/let_underscore_untyped.rs:58:10
+  --> tests/ui/let_underscore_untyped.rs:57:10
    |
 LL |     let _ = e();
    |          ^
 
 error: non-binding `let` without a type annotation
-  --> tests/ui/let_underscore_untyped.rs:60:5
+  --> tests/ui/let_underscore_untyped.rs:59:5
    |
 LL |     let _ = f();
    |     ^^^^^^^^^^^^
    |
 help: consider adding a type annotation
-  --> tests/ui/let_underscore_untyped.rs:60:10
+  --> tests/ui/let_underscore_untyped.rs:59:10
    |
 LL |     let _ = f();
    |          ^