Fix clippy::len_zero lint style violations (#36589)

Related: #36577

Release Notes:

- N/A

---------

Signed-off-by: Umesh Yadav <git@umesh.dev>

crates/editor/src/editor_tests.rs

@@ -21030,7 +21030,7 @@ fn assert_breakpoint(
     path: &Arc<Path>,
     expected: Vec<(u32, Breakpoint)>,
 ) {
-    if expected.len() == 0usize {
+    if expected.is_empty() {
         assert!(!breakpoints.contains_key(path), "{}", path.display());
     } else {
         let mut breakpoint = breakpoints

crates/editor/src/jsx_tag_auto_close.rs

@@ -181,7 +181,7 @@ pub(crate) fn generate_auto_close_edits(
          */
         {
             let tag_node_name_equals = |node: &Node, name: &str| {
-                let is_empty = name.len() == 0;
+                let is_empty = name.is_empty();
                 if let Some(node_name) = node.named_child(TS_NODE_TAG_NAME_CHILD_INDEX) {
                     let range = node_name.byte_range();
                     return buffer.text_for_range(range).equals_str(name);
@@ -207,7 +207,7 @@ pub(crate) fn generate_auto_close_edits(
                     cur = descendant;
                 }
 
-                assert!(ancestors.len() > 0);
+                assert!(!ancestors.is_empty());
 
                 let mut tree_root_node = open_tag;
 

crates/editor/src/test/editor_test_context.rs

@@ -420,7 +420,7 @@ impl EditorTestContext {
             if expected_text == "[FOLDED]\n" {
                 assert!(is_folded, "excerpt {} should be folded", ix);
                 let is_selected = selections.iter().any(|s| s.head().excerpt_id == excerpt_id);
-                if expected_selections.len() > 0 {
+                if !expected_selections.is_empty() {
                     assert!(
                         is_selected,
                         "excerpt {ix} should be selected. got {:?}",