chore(issue template): Update issue template labels to standard values

Author: fred913

.github/ISSUE_TEMPLATE/request_new_features.md

@@ -2,7 +2,7 @@
 name: "🤔 Request new features"
 about: Suggest ideas or features you’d like to see implemented in OpenManus.
 title: ''
-labels: kind/features
+labels: enhancement
 assignees: ''
 ---
 

.github/ISSUE_TEMPLATE/show_me_the_bug.md

@@ -2,7 +2,7 @@
 name: "🪲 Show me the Bug"
 about: Report a bug encountered while using OpenManus and seek assistance.
 title: ''
-labels: kind/bug
+labels: bug
 assignees: ''
 ---