Use Enhanced Thread Pool in Router

[jparisu]

It requires #304

[codecov]

Codecov Report

❌ Patch coverage is 60.50955% with 62 lines in your changes missing coverage. Please review.
✅ Project coverage is 52.95%. Comparing base (3a215f6) to head (51fbe36).
⚠️ Report is 128 commits behind head on main.

Files with missing lines	Patch %	Lines
...outer_core/src/cpp/communication/rpc/RPCBridge.cpp	0.00%	17 Missing ⚠️
...ter_utils/src/cpp/thread/manager/StdThreadPool.cpp	52.77%	1 Missing and 16 partials ⚠️
...uter_utils/src/cpp/thread/manager/AsyncManager.cpp	50.00%	0 Missing and 10 partials ⚠️
ddsrouter_core/src/cpp/core/DDSRouterImpl.cpp	33.33%	1 Missing and 3 partials ⚠️
ddsrouter_utils/src/cpp/math/math.cpp	88.46%	0 Missing and 3 partials ⚠️
...r_utils/thread/connector/impl/OneShotConnector.ipp	71.42%	0 Missing and 2 partials ⚠️
.../ddsrouter_utils/wait/impl/ConsumerWaitHandler.ipp	0.00%	2 Missing ⚠️
...router_utils/src/cpp/thread/task/ReferenceTask.cpp	66.66%	1 Missing and 1 partial ⚠️
...uter_utils/thread/connector/impl/SlotConnector.ipp	90.00%	0 Missing and 1 partial ⚠️
...lude/ddsrouter_utils/thread/task/ArgsOwnedTask.hpp	50.00%	0 Missing and 1 partial ⚠️
... and 3 more

Additional details and impacted files

@@ Coverage Diff @@## main #310 +/- ##
==========================================
- Coverage 53.19% 52.95% -0.25% 
==========================================
Files 104 119 +15 Lines 3848 3975 +127 Branches 1413 1468 +55 ==========================================
+ Hits 2047 2105 +58 - Misses 998 1048 +50 - Partials 803 822 +19 

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