There is no default request body {"name":"Azure"} in the dialog box when executing function for C# 5 project

[v-mengwe]

OS: Win10 Build Version: 20210614.1

Repro Steps:

1. Create a C# 5 project with HTTP Trigger -> Debug -> Expand the Local Project tree view and right click the function -> Select "Execute Function Now".
2. Check whether there is a default request body in the dialog box.

Expect: There is a default request body {"name":"Azure"} in the dialog box.

Actual: There is no default request body {"name":"Azure"} in the dialog box.

[v-mengwe]

Verified on the latest build 20210817.2, this issue still reproduces for now. I will continue to track this issue.

[v-mengwe]

Verified on the latest build 20211206.2, this issue still reproduces for now, we will continue to track this issue.