API Review Feedback (1)

[martintmk]

Details on the issue fix or feature implementation

• Drop ResilienceStrategyOptions.StrategyType
• Hide ResilienceContext.CancellationToken setter
• ResilienceProperties does not implement IDictionary anymore
• Improve RetryCount validation (1..int.MaxValue)

Contributes to #1365

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 #1420 (c462b3c) into main (284e3d1) will decrease coverage by 0.09%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #1420      +/-   ##
==========================================
- Coverage   83.83%   83.75%   -0.09%     
==========================================
  Files         274      274              
  Lines        6491     6456      -35     
  Branches     1008     1007       -1     
==========================================
- Hits         5442     5407      -35     
  Misses        840      840              
  Partials      209      209              

Flag	Coverage Δ
linux	83.75% <100.00%> (-0.09%)	⬇️
macos	83.75% <100.00%> (-0.09%)	⬇️
windows	83.75% <100.00%> (-0.09%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...lly.Core/CircuitBreaker/CircuitBreakerConstants.cs	100.00% <ø> (ø)
...re/CircuitBreaker/CircuitBreakerStrategyOptions.cs	100.00% <ø> (ø)
...y.Core/Fallback/FallbackStrategyOptions.TResult.cs	100.00% <ø> (ø)
src/Polly.Core/Hedging/HedgingConstants.cs	100.00% <ø> (ø)
...lly.Core/Hedging/HedgingStrategyOptions.TResult.cs	100.00% <ø> (ø)
src/Polly.Core/ResilienceProperties.cs	100.00% <ø> (ø)
.../Polly.Core/ResilienceStrategyBuilderExtensions.cs	100.00% <ø> (ø)
src/Polly.Core/Retry/RetryConstants.cs	100.00% <ø> (ø)
...c/Polly.Core/Retry/RetryStrategyOptions.TResult.cs	100.00% <ø> (ø)
src/Polly.Core/Timeout/TimeoutStrategyOptions.cs	100.00% <ø> (ø)
... and 11 more