chore: configure feature activations for v0.69.0 release

[jansegre]

Motivation

Set up remaining feature-activation configs for the v0.69.0 release.

Acceptance Criteria

• Set up FEE_TOKENS and OPCODES_V2 on mainnet with the same timeframe
• Set up OPCODES_V2 on testnet

Checklist

• If you are requesting a merge into master, confirm this code is production-ready and can be included in future releases as soon as it gets merged

[github-actions]

Bencher Report

Branch	chore/feature-activations
Testbed	ubuntu-22.04

Click to view all benchmark results

Benchmark	Latency	Benchmark Result minutes (m) (Result Δ%)	Lower Boundary minutes (m) (Limit %)	Upper Boundary minutes (m) (Limit %)
sync-v2 (up to 20000 blocks)	📈 view plot 🚷 view threshold	1.69 m (-1.16%) Baseline: 1.71 m	1.54 m (91.05%)	2.06 m (82.37%)

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.71%. Comparing base (810be9a) to head (9e9eecf).
⚠️ Report is 2 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1582      +/-   ##
==========================================
- Coverage   85.84%   85.71%   -0.13%     
==========================================
  Files         439      439              
  Lines       33767    33767              
  Branches     5277     5277              
==========================================
- Hits        28988    28945      -43     
- Misses       3775     3805      +30     
- Partials     1004     1017      +13     

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