DB Migration tooling

[batconjurer]

Describe your changes

Adds to tools to create json files to change db keys and various debugging and dry running logic.

Indicate on which release or other PRs this topic is based on

#2814 + #2839 (diff https://github.com/anoma/namada/pull/2835/files/8e709dbcd358dbda44d4f90c9145cd7cf7002335..0a932371f906e3d9a78690749d9b8a8883f36126)
#2839

Checklist before merging to draft

• I have added a changelog
• Git history is in acceptable state

[codecov]

Codecov Report

Attention: Patch coverage is 8.88099% with 1026 lines in your changes are missing coverage. Please review.

Project coverage is 53.39%. Comparing base (cc3edde) to head (c215db7).

Files	Patch %	Lines
crates/sdk/src/migrations.rs	0.00%	223 Missing ⚠️
crates/apps/src/lib/node/ledger/storage/rocksdb.rs	0.00%	137 Missing ⚠️
crates/apps/src/lib/cli.rs	0.00%	100 Missing ⚠️
crates/apps/src/lib/node/ledger/mod.rs	4.61%	62 Missing ⚠️
crates/governance/src/cli/onchain.rs	0.00%	32 Missing ⚠️
crates/storage/src/mockdb.rs	0.00%	32 Missing ⚠️
...rates/apps/src/lib/node/ledger/shell/init_chain.rs	6.45%	29 Missing ⚠️
crates/apps/src/bin/namada-node/cli.rs	0.00%	28 Missing ⚠️
crates/proof_of_stake/src/types/mod.rs	0.00%	25 Missing ⚠️
crates/macros/src/lib.rs	71.25%	23 Missing ⚠️
... and 65 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2835      +/-   ##
==========================================
- Coverage   53.88%   53.39%   -0.49%     
==========================================
  Files         308      310       +2     
  Lines      100154   101205    +1051     
==========================================
+ Hits        53967    54041      +74     
- Misses      46187    47164     +977     

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