test: make suggestions the main file

since it's the one that has suggestions

Author: ada4a

tests/ui/char_lit_as_u8_suggestions.fixed renamed to tests/ui/char_lit_as_u8.fixed

@@ -1,5 +1,5 @@
 error: casting a character literal to `u8` truncates
-  --> tests/ui/char_lit_as_u8_suggestions.rs:4:13
+  --> tests/ui/char_lit_as_u8.rs:4:13
    |
 LL |     let _ = 'a' as u8;
    |             ^^^^^^^^^ help: use a byte literal instead: `b'a'`
@@ -9,23 +9,23 @@ LL |     let _ = 'a' as u8;
    = help: to override `-D warnings` add `#[allow(clippy::char_lit_as_u8)]`
 
 error: casting a character literal to `u8` truncates
-  --> tests/ui/char_lit_as_u8_suggestions.rs:6:13
+  --> tests/ui/char_lit_as_u8.rs:6:13
    |
 LL |     let _ = '\n' as u8;
    |             ^^^^^^^^^^ help: use a byte literal instead: `b'\n'`
    |
    = note: `char` is four bytes wide, but `u8` is a single byte
 
 error: casting a character literal to `u8` truncates
-  --> tests/ui/char_lit_as_u8_suggestions.rs:8:13
+  --> tests/ui/char_lit_as_u8.rs:8:13
    |
 LL |     let _ = '\0' as u8;
    |             ^^^^^^^^^^ help: use a byte literal instead: `b'\0'`
    |
    = note: `char` is four bytes wide, but `u8` is a single byte
 
 error: casting a character literal to `u8` truncates
-  --> tests/ui/char_lit_as_u8_suggestions.rs:10:13
+  --> tests/ui/char_lit_as_u8.rs:10:13
    |
 LL |     let _ = '\x01' as u8;
    |             ^^^^^^^^^^^^ help: use a byte literal instead: `b'\x01'`