Add python outline and bracket queries

crates/language/src/buffer.rs

@@ -1902,7 +1902,7 @@ impl BufferSnapshot {
                 }
 
                 while stack.last().map_or(false, |prev_range| {
-                    !prev_range.contains(&item_range.start) || !prev_range.contains(&item_range.end)
+                    prev_range.start > item_range.start || prev_range.end < item_range.end
                 }) {
                     stack.pop();
                 }

crates/zed/src/languages/python/brackets.scm

@@ -0,0 +1,3 @@
+("(" @open ")" @close)
+("[" @open "]" @close)
+("{" @open "}" @close)

crates/zed/src/languages/python/outline.scm

@@ -0,0 +1,9 @@
+(class_definition
+    "class" @context
+    name: (identifier) @name
+    ) @item
+
+(function_definition
+    "async"? @context
+    "def" @context
+    name: (_) @name) @item