Completion don't provide property target in record parameter

[huoyaoyuan]

Version Used:
VS 16.9.0

Steps to Reproduce:

public record R([/*here*/] string M);

// modifying attribute target:
public record R([/*here*/ SomeAttribute] string M);

// adding attribute:
public record R([/*here*/ string M);

Expected Behavior:
Contextual keyword property provided.

Actual Behavior:
No contextual keyword property provided.

[Youssef1313]

Thanks for reporting @huoyaoyuan. I'll open a PR to address this.