Allowing gRPC channel options to be passed in during service invocation

[WhitWaldo]

Description

Adding overload to accept gRPC channel options during invocation

Issue reference

We strive to have all PR being opened based on an issue, where the problem or feature have been discussed prior to implementation.

Please reference the issue this PR will close: #1607

Checklist

Please make sure you've completed the relevant tasks for this PR, out of the following list:

• Code compiles correctly
• Created/updated tests
• Extended the documentation

[codecov]

Codecov Report

❌ Patch coverage is 60.00000% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 65.04%. Comparing base (bd4c041) to head (049b7e1).

Files with missing lines	Patch %	Lines
src/Dapr.Client/DaprClient.cs	60.00%	0 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1921      +/-   ##
==========================================
+ Coverage   64.93%   65.04%   +0.10%     
==========================================
  Files         358      358              
  Lines       10573    10578       +5     
  Branches     1244     1246       +2     
==========================================
+ Hits         6866     6880      +14     
+ Misses       3370     3358      -12     
- Partials      337      340       +3     

Flag	Coverage Δ
net10.0	65.00% <60.00%> (+0.10%)	⬆️

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