feat: original order size and accumulative fees

[AlastairHolmes]

This is the runtime part of PRO-932 and also PRO-897

[codecov]

Codecov Report

Attention: 81 lines in your changes are missing coverage. Please review.

Comparison is base (e6ad83e) 72% compared to head (f3c1fbf) 71%.
Report is 4 commits behind head on main.

❗ Current head f3c1fbf differs from pull request most recent head ab1f5d2. Consider uploading reports for the commit ab1f5d2 to get more accurate results

Files	Patch %	Lines
state-chain/amm/src/limit_orders/v1.rs	0%	30 Missing ⚠️
state-chain/amm/src/range_orders/v1.rs	0%	30 Missing ⚠️
state-chain/pallets/cf-pools/src/migrations/v1.rs	0%	13 Missing ⚠️
state-chain/amm/src/v1.rs	0%	5 Missing ⚠️
state-chain/pallets/cf-pools/src/lib.rs	40%	3 Missing ⚠️

Additional details and impacted files

@@          Coverage Diff           @@
##            main   #4211    +/-   ##
======================================
- Coverage     72%     71%    -0%     
======================================
  Files        385     388     +3     
  Lines      63554   63136   -418     
  Branches   63554   63136   -418     
======================================
- Hits       45448   45113   -335     
+ Misses     15749   15689    -60     
+ Partials    2357    2334    -23     

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[linear]

PRO-932 Rpc/s for returning LP fees earned

This will mean I need to change the pools pallet storage to include a record of earnings per position, and per lp.

Also add the fees for a swap into the AssetSwapped Event

zoheb