Bug/1640 slow catchup

[olehnikolaiev]

fixes #1640

drop txns coming through broadcast if skaled has outdated state - this will decrease RAM usage during catchup and help to increase performance
tested manually on devnet - performnace is good per @oleksandrSydorenkoJ

[github-actions]

SUGGESTIONS BEFORE MERGE:

1. Build custom container here: https://github.com/skalenetwork/skaled/actions?query=workflow%3A%22Custom+Docker+and+Binary%22
2. Test it here: https://github.com/skalenetwork/skale-ci-integration_tests/actions?query=workflow%3A%22Skaled+Nightly+Tests%22
3. Edit VERSION file appropriately to your changes!
   See https://skalelabs.atlassian.net/wiki/spaces/SKALE/pages/2444951553/Branching+instructions

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (1e79fdf) 45.56% compared to head (89fb0a0) 45.54%.
Report is 1 commits behind head on v3.18.0.

Additional details and impacted files

@@             Coverage Diff             @@
##           v3.18.0    #1770      +/-   ##
===========================================
- Coverage    45.56%   45.54%   -0.02%     
===========================================
  Files          356      356              
  Lines        51762    51766       +4     
===========================================
- Hits         23584    23576       -8     
- Misses       28178    28190      +12