fix: resolve frontmatter inconsistencies in cpp and gitflow rules

- cpp.mdc: add missing description, remove non-standard alwaysApply field, fix Makefil typo

- gitflow.mdc: add missing globs key for consistency

Author: shijiashuai

cpp.mdc

@@ -1,7 +1,6 @@
 ---
-description: 
-globs: "**/*.c,**/*.cpp,**/*.h,**/*.hpp,**/*.cxx,CMakeLists.txt,*.cmake,conanfile.txt,Makefil,**/*.cc"
-alwaysApply: false
+description: 现代 C++ 编程的最佳实践、命名规范和代码模式
+globs: "**/*.c,**/*.cpp,**/*.h,**/*.hpp,**/*.cxx,CMakeLists.txt,*.cmake,conanfile.txt,Makefile,**/*.cc"
 ---
 # C++ 编程指南
 

gitflow.mdc

@@ -1,5 +1,6 @@
 ---
 description: Gitflow 工作流规则。在执行 git 操作时应应用这些规则。
+globs: 
 ---
 # Gitflow 工作流规则