Fix test result.

tests/ui/single_component_path_imports.fixed

@@ -2,7 +2,7 @@
 // compile-flags: --edition 2018
 #![warn(clippy::single_component_path_imports)]
 
-use regex;
+
 
 fn main() {
     regex::Regex::new(r"^\d{4}-\d{2}-\d{2}$").unwrap();

tests/ui/single_component_path_imports.stderr

@@ -1,26 +1,10 @@
-error[E0465]: multiple rlib candidates for `regex` found
-  --> $DIR/single_component_path_imports.rs:5:5
+error: this import is redundant
+  --> $DIR/single_component_path_imports.rs:5:1
    |
 LL | use regex;
-   |     ^^^^^
+   | ^^^^^^^^^^ help: remove it entirely
    |
-note: candidate #1: /home/rui/rust-clippy/target/debug/deps/libregex-eb8182d3b38305f5.rlib
-  --> $DIR/single_component_path_imports.rs:5:5
-   |
-LL | use regex;
-   |     ^^^^^
-note: candidate #2: /home/rui/rust-clippy/target/debug/deps/libregex-ecf6ddab71485867.rlib
-  --> $DIR/single_component_path_imports.rs:5:5
-   |
-LL | use regex;
-   |     ^^^^^
-
-error[E0463]: can't find crate for `regex`
-  --> $DIR/single_component_path_imports.rs:5:5
-   |
-LL | use regex;
-   |     ^^^^^ can't find crate
+   = note: `-D clippy::single-component-path-imports` implied by `-D warnings`
 
-error: aborting due to 2 previous errors
+error: aborting due to previous error
 
-For more information about this error, try `rustc --explain E0463`.