Add file configuration ComponentProvider support for samplers

[jack-berg]

Followup to #6457, #6493 adding file configuration support for custom Samplers.

As a part of this, adds ComponentProvider implementations for all the samplers maintained in this module (just JaegerRemoteSampler).

[codecov]

Codecov Report

Attention: Patch coverage is 78.48101% with 17 lines in your changes missing coverage. Please review.

Project coverage is 90.02%. Comparing base (8495996) to head (209c2d6).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...ension/incubator/fileconfig/FileConfiguration.java	73.07%	5 Missing and 2 partials ⚠️
...extension/incubator/fileconfig/SamplerFactory.java	83.33%	3 Missing and 1 partial ⚠️
...internal/JaegerRemoteSamplerComponentProvider.java	73.33%	1 Missing and 3 partials ⚠️
...tor/fileconfig/YamlStructuredConfigProperties.java	85.71%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #6494      +/-   ##
============================================
- Coverage     90.06%   90.02%   -0.04%     
- Complexity     6294     6302       +8     
============================================
  Files           698      699       +1     
  Lines         19032    19063      +31     
  Branches       1867     1870       +3     
============================================
+ Hits          17141    17162      +21     
- Misses         1315     1324       +9     
- Partials        576      577       +1     

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[jack-berg]

@open-telemetry/java-approvers could use a look when you have a chance. Thanks!