[macros] add refutable pattern support with else clause to select_loop!

[andresilva]

Closes #2930.

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[andresilva]

Will update all usage sites after #2927.

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[codecov]

Codecov Report

❌ Patch coverage is 75.83893% with 36 lines in your changes missing coverage. Please review.
✅ Project coverage is 93.12%. Comparing base (9f39fe3) to head (edc39d4).

Files with missing lines	Patch %	Lines
macros/impl/src/lib.rs	64.51%	11 Missing ⚠️
p2p/src/authenticated/lookup/actors/peer/actor.rs	25.00%	3 Missing ⚠️
consensus/src/aggregation/engine.rs	33.33%	2 Missing ⚠️
consensus/src/ordered_broadcast/engine.rs	33.33%	2 Missing ⚠️
...src/authenticated/discovery/actors/router/actor.rs	33.33%	2 Missing ⚠️
...rc/authenticated/discovery/actors/spawner/actor.rs	33.33%	2 Missing ⚠️
...rc/authenticated/discovery/actors/tracker/actor.rs	33.33%	2 Missing ⚠️
p2p/src/authenticated/lookup/actors/listener.rs	50.00%	2 Missing ⚠️
...2p/src/authenticated/lookup/actors/router/actor.rs	33.33%	2 Missing ⚠️
...p/src/authenticated/lookup/actors/spawner/actor.rs	33.33%	2 Missing ⚠️
... and 4 more

@@            Coverage Diff             @@
##             main    #2933      +/-   ##
==========================================
- Coverage   93.12%   93.12%   -0.01%     
==========================================
  Files         389      389              
  Lines      122706   122697       -9     
==========================================
- Hits       114274   114263      -11     
- Misses       8432     8434       +2     

Files with missing lines	Coverage Δ
broadcast/src/buffered/engine.rs	94.28% <100.00%> (-0.03%)	⬇️
consensus/src/marshal/actor.rs	93.79% <100.00%> (-0.02%)	⬇️
consensus/src/simplex/actors/resolver/actor.rs	83.22% <100.00%> (+0.83%)	⬆️
consensus/src/simplex/actors/voter/actor.rs	97.77% <100.00%> (-0.01%)	⬇️
consensus/src/simplex/mocks/application.rs	94.89% <100.00%> (-0.08%)	⬇️
p2p/src/simulated/network.rs	95.73% <100.00%> (+0.40%)	⬆️
collector/src/p2p/engine.rs	85.95% <95.83%> (+0.58%)	⬆️
...p/src/authenticated/discovery/actors/peer/actor.rs	95.37% <50.00%> (-0.02%)	⬇️
consensus/src/aggregation/engine.rs	85.35% <33.33%> (+0.16%)	⬆️
consensus/src/ordered_broadcast/engine.rs	86.61% <33.33%> (-0.03%)	⬇️
... and 10 more

... and 1 file with indirect coverage changes

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