fix(formatter): remove a redundant space for TSMappedType (#14885)

Author: Dunqing

crates/oxc_formatter/src/write/mapped_type.rs

@@ -70,7 +70,7 @@ impl<'a> FormatWrite<'a> for AstNode<'a, TSMappedType<'a>> {
                 Ok(())
             });
 
-            write!(f, [space(), group(&format_inner_inner)])?;
+            write!(f, [group(&format_inner_inner)])?;
             if let Some(type_annotation) = &self.type_annotation() {
                 write!(f, [":", space(), type_annotation])?;
             }

crates/oxc_formatter/tests/fixtures/ts/mapped-type/basic.ts

@@ -0,0 +1 @@
+export type Bar<T> = {[P in keyof T]: string}

crates/oxc_formatter/tests/fixtures/ts/mapped-type/basic.ts.snap

@@ -0,0 +1,18 @@
+---
+source: crates/oxc_formatter/tests/fixtures/mod.rs
+---
+==================== Input ====================
+export type Bar<T> = {[P in keyof T]: string}
+
+==================== Output ====================
+------------------------
+{ bracketSpacing: true }
+------------------------
+export type Bar<T> = { [P in keyof T]: string };
+
+-------------------------
+{ bracketSpacing: false }
+-------------------------
+export type Bar<T> = {[P in keyof T]: string};
+
+===================== End =====================

crates/oxc_formatter/tests/fixtures/ts/mapped-type/options.json

@@ -0,0 +1,8 @@
+[
+  {
+    "bracketSpacing": true
+  },
+  {
+    "bracketSpacing": false
+  }
+]