chore: 更新.gitignore文件以忽略新增测试目录的构建输出

添加HttpContentTypeTest和HttpClientApiTest项目的构建输出目录到忽略列表，避免将临时生成的文件提交到版本控制

Author: mudtools

.gitignore

@@ -43,3 +43,7 @@
 /Test/ComWrapGeneratorTest/bin/Debug/net8.0
 /Test/ComWrapGeneratorTest/obj
 /Test/ComObjectWrapTest/bin/Debug
+/Test/HttpContentTypeTest/bin/Debug
+/Test/HttpContentTypeTest/obj
+/Test/HttpClientApiTest/bin/Debug/net10.0
+/Test/HttpClientApiTest/obj