Update hashes per tick with feature gates

[bw-solana]

Problem

Add 5 additional feature gates to be able to gradually ramp up required hashes per tick to keep validators busier based on analysis in https://docs.google.com/spreadsheets/d/1NDJZiSFxqbVIi0jn-7I7MrYN2lqP4j9GePZdyPZ1fhI/edit#gid=1060803070

Summary of Changes

Current hashes per tick is at 2M. Add features to step this up on epoch boundaries to:

• 2,800,000 Feature Gate: Update Hashes per Tick 2 #33601
• 4,400,000 Feature Gate: Update Hashes per Tick 3 #33602
• 7,600,000 Feature Gate: Update Hashes per Tick 4 #33603
• 9,200,000 Feature Gate: Update Hashes per Tick 5 #33604
• 10,000,000 Feature Gate: Update Hashes per Tick 6 #33605

[codecov]

Codecov Report

Merging #33600 (36566e4) into master (fa21a3d) will decrease coverage by 0.1%.
Report is 2 commits behind head on master.
The diff coverage is 100.0%.

❗ Current head 36566e4 differs from pull request most recent head 34d7336. Consider uploading reports for the commit 34d7336 to get more accurate results

@@            Coverage Diff            @@
##           master   #33600     +/-   ##
=========================================
- Coverage    81.8%    81.7%   -0.1%     
=========================================
  Files         806      807      +1     
  Lines      217477   218329    +852     
=========================================
+ Hits       178026   178531    +505     
- Misses      39451    39798    +347     

[t-nelson]

r+ feature gate string udpates

bp to 1.17?

[bw-solana]

r+ feature gate string udpates

bp to 1.17?

Yep, I can backport