Include PublicApiAnalyzers

[martintmk]

Details on the issue fix or feature implementation

We can include these now and just switch content from PublicAPI.Unshipped.txt to PublicAPI.Shipped.txt upon release.

Contributes to #1090

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 #1400 (1ca0d53) into main (715dbcc) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main    #1400   +/-   ##
=======================================
  Coverage   83.80%   83.80%           
=======================================
  Files         273      273           
  Lines        6476     6476           
  Branches     1010     1010           
=======================================
  Hits         5427     5427           
  Misses        840      840           
  Partials      209      209           

Flag	Coverage Δ
linux	?
macos	83.80% <100.00%> (ø)
windows	83.80% <100.00%> (ø)

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

Impacted Files	Coverage Δ
...e/CircuitBreaker/BrokenCircuitException.TResult.cs	100.00% <ø> (ø)
...olly.Core/CircuitBreaker/BrokenCircuitException.cs	100.00% <ø> (ø)
...ly.Core/CircuitBreaker/IsolatedCircuitException.cs	100.00% <ø> (ø)
src/Polly.Core/ExecutionRejectedException.cs	100.00% <ø> (ø)
src/Polly.Core/ResilienceContext.cs	100.00% <ø> (ø)
...c/Polly.Core/ResilienceStrategy.Async.ValueTask.cs	100.00% <ø> (ø)
.../Polly.Core/ResilienceStrategy.Async.ValueTaskT.cs	100.00% <ø> (ø)
src/Polly.Core/ResilienceStrategy.Sync.cs	100.00% <ø> (ø)
src/Polly.Core/ResilienceStrategy.SyncT.cs	100.00% <ø> (ø)
src/Polly.Core/ResilienceStrategy.TResult.Async.cs	100.00% <ø> (ø)
... and 5 more