Fix UI tests, with rustc 1.54.0

Author: Bromeon

gdnative/tests/ui/derive_fail_methods_missing_new.stderr

@@ -20,4 +20,4 @@ error[E0599]: no function or associated item named `new` found for struct `Foo`
           candidate #9: `glam::core::traits::vector::Vector3`
           candidate #10: `glam::core::traits::vector::Vector4`
           candidate #11: `parking_lot_core::thread_parker::ThreadParkerT`
-  = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
+  = note: this error originates in the derive macro `NativeClass` (in Nightly builds, run with -Z macro-backtrace for more info)

gdnative/tests/ui/derive_fail_property_hint.stderr

@@ -4,4 +4,4 @@ error[E0271]: type mismatch resolving `<String as Export>::Hint == ()`
 5 | #[derive(Default, NativeClass)]
   |                   ^^^^^^^^^^^ expected enum `StringHint`, found `()`
   |
-  = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
+  = note: this error originates in the derive macro `NativeClass` (in Nightly builds, run with -Z macro-backtrace for more info)

gdnative/tests/ui/from_variant_fail_01.stderr

@@ -1,6 +1,6 @@
 error: Missing macro arguments
-expecting #[variant(...)]. See documentation:
-https://docs.rs/gdnative/0.9.0/gdnative/core_types/trait.ToVariant.html#field-attributes
+    expecting #[variant(...)]. See documentation:
+    https://docs.rs/gdnative/0.9.0/gdnative/core_types/trait.ToVariant.html#field-attributes
  --> $DIR/from_variant_fail_01.rs:5:7
   |
 5 |     #[variant]

gdnative/tests/ui/from_variant_fail_03.stderr

@@ -1,5 +1,5 @@
 error: Found baz::quux, expected one of:
-to_variant_with, from_variant_with, with, skip_to_variant, skip_from_variant, skip
+    to_variant_with, from_variant_with, with, skip_to_variant, skip_from_variant, skip
  --> $DIR/from_variant_fail_03.rs:6:15
   |
 6 |     #[variant(baz::quux = "path::to::function")]

gdnative/tests/ui/from_variant_fail_07.stderr

@@ -1,5 +1,5 @@
 error: unknown argument, expected one of:
-to_variant_with, from_variant_with, with, skip_to_variant, skip_from_variant, skip
+    to_variant_with, from_variant_with, with, skip_to_variant, skip_from_variant, skip
  --> $DIR/from_variant_fail_07.rs:5:15
   |
 5 |     #[variant(aoeu = "aoeu")]

gdnative/tests/ui/to_variant_fail_01.stderr

@@ -1,6 +1,6 @@
 error: Missing macro arguments
-expecting #[variant(...)]. See documentation:
-https://docs.rs/gdnative/0.9.0/gdnative/core_types/trait.ToVariant.html#field-attributes
+    expecting #[variant(...)]. See documentation:
+    https://docs.rs/gdnative/0.9.0/gdnative/core_types/trait.ToVariant.html#field-attributes
  --> $DIR/to_variant_fail_01.rs:5:7
   |
 5 |     #[variant]

gdnative/tests/ui/to_variant_fail_03.stderr

@@ -1,5 +1,5 @@
 error: Found baz::quux, expected one of:
-to_variant_with, from_variant_with, with, skip_to_variant, skip_from_variant, skip
+    to_variant_with, from_variant_with, with, skip_to_variant, skip_from_variant, skip
  --> $DIR/to_variant_fail_03.rs:6:15
   |
 6 |     #[variant(baz::quux = "path::to::function")]

gdnative/tests/ui/to_variant_fail_07.stderr

@@ -1,5 +1,5 @@
 error: unknown argument, expected one of:
-to_variant_with, from_variant_with, with, skip_to_variant, skip_from_variant, skip
+    to_variant_with, from_variant_with, with, skip_to_variant, skip_from_variant, skip
  --> $DIR/to_variant_fail_07.rs:5:15
   |
 5 |     #[variant(aoeu = "aoeu")]