Allow isolate CircuitBreakerManualControl using constructor

[martintmk]

Details on the issue fix or feature implementation

#1233 (comment)

Confirm the following

• I started this PR by branching from the head of the default branch
• I have targeted the PR to merge into the default branch
• I have included unit tests for the issue/feature
• I have successfully run a local build

[codecov]

Codecov Report

Merging #1432 (3dc9160) into main (2410e68) will increase coverage by 0.00%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main    #1432   +/-   ##
=======================================
  Coverage   83.93%   83.93%           
=======================================
  Files         276      276           
  Lines        6528     6531    +3     
  Branches     1005     1005           
=======================================
+ Hits         5479     5482    +3     
  Misses        840      840           
  Partials      209      209           

Flag	Coverage Δ
linux	?
macos	83.93% <100.00%> (+<0.01%)	⬆️
windows	83.93% <100.00%> (+<0.01%)	⬆️

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Files Changed	Coverage Δ
...Core/CircuitBreaker/CircuitBreakerManualControl.cs	100.00% <100.00%> (ø)