Remove 2 suffix from gpui_macros, fix compile errors in tests

Co-authored-by: Mikayla <mikayla@zed.dev>

crates/ui/src/components/popover.rs

@@ -1,9 +1,8 @@
 use gpui::{
-    div, AnyElement, Element, ElementId, IntoElement, ParentElement, RenderOnce, Styled,
+    div, AnyElement, Element, IntoElement, ParentElement, RenderOnce, Styled,
     WindowContext,
 };
 use smallvec::SmallVec;
-
 use crate::prelude::*;
 use crate::v_stack;