container/queue: Deprecate `peek_*`

The `*_ptr` and `peek_*` procedures did the same thing, except `peek_*`
was over-cautiously putting the index through a modulo when all
assignments to `q.offset` are already wrapped.

core/container/queue/queue.odin

@@ -127,16 +127,14 @@ get_ptr :: proc(q: ^$Q/Queue($T), #any_int i: int, loc := #caller_location) -> ^
 	return &q.data[idx]
 }
 
+@(deprecated="Use `front_ptr` instead")
 peek_front :: proc(q: ^$Q/Queue($T), loc := #caller_location) -> ^T {
-	runtime.bounds_check_error_loc(loc, 0, builtin.len(q.data))
-	idx := q.offset%builtin.len(q.data)
-	return &q.data[idx]
+	return front_ptr(q, loc)
 }
 
+@(deprecated="Use `back_ptr` instead")
 peek_back :: proc(q: ^$Q/Queue($T), loc := #caller_location) -> ^T {
-	runtime.bounds_check_error_loc(loc, int(q.len - 1), builtin.len(q.data))
-	idx := (uint(q.len - 1)+q.offset)%builtin.len(q.data)
-	return &q.data[idx]
+	return back_ptr(q, loc)
 }
 
 // Push an element to the back of the queue