Add test batch 2

Author: Oneirical

tests/ui/array-slice-vec/pattern-matching-fixed-length-vectors-7784.rs renamed to tests/ui/array-slice-vec/fixed-length-vector-pattern-matching-7784.rs

@@ -1,3 +1,4 @@
+// https://github.com/rust-lang/rust/issues/7092
 enum Whatever {
 }
 

tests/ui/array-slice-vec/matching-on-vector-slice-option-8498.rs renamed to tests/ui/array-slice-vec/vector-slice-matching-8498.rs

@@ -1,5 +1,5 @@
 error[E0308]: mismatched types
-  --> $DIR/issue-7092.rs:6:9
+  --> $DIR/method-call-nonsensical-pattern-binding-7092.rs:7:9
    |
 LL |     match x {
    |           - this expression has type `Whatever`

tests/ui/pattern/match-with-at-binding-8391.rs renamed to tests/ui/binding/match-with-at-binding-8391.rs

@@ -1,3 +1,4 @@
+// https://github.com/rust-lang/rust/issues/54094
 //@ check-pass
 trait Zoo {
     type X;

tests/ui/issues/issue-7092.rs renamed to tests/ui/binding/method-call-nonsensical-pattern-binding-7092.rs

@@ -1,3 +1,4 @@
+// https://github.com/rust-lang/rust/issues/54462
 //@ run-pass
 //
 //@ compile-flags: -Ccodegen-units=1 -O

tests/ui/issues/issue-7092.stderr renamed to tests/ui/binding/method-call-nonsensical-pattern-binding-7092.stderr

@@ -1,5 +1,5 @@
 warning: method `dummy` is never used
-  --> $DIR/mut-trait-coercion-8248.rs:5:8
+  --> $DIR/coerce-mut-trait-object-8248.rs:5:8
    |
 LL | trait A {
    |       - method in this trait