go: Per-role quote policies

[martintomazic]

Wip.

Closes #6387, follows #6331

TODO:

• [ ] Write corresponding rust code runtime/src/...
• [ ] Write tests
• [x] Hide behind feature flag and ensure emptiness of the per role policy before it is enabled.

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[codecov[bot]]

Codecov Report

:x: Patch coverage is 55.96330% with 48 lines in your changes missing coverage. Please review. :white_check_mark: Project coverage is 64.51%. Comparing base (d13337b) to head (9e35bd3).

Files with missing lines	Patch %	Lines
go/common/node/sgx.go	23.07%	7 Missing and 3 partials :warning:
go/common/sgx/quote/quote.go	44.44%	10 Missing :warning:
go/registry/api/api.go	25.00%	2 Missing and 4 partials :warning:
go/registry/api/sanity_check.go	58.33%	2 Missing and 3 partials :warning:
go/common/node/tee.go	20.00%	3 Missing and 1 partial :warning:
...onsensus/cometbft/apps/keymanager/secrets/epoch.go	50.00%	1 Missing and 1 partial :warning:
go/consensus/cometbft/apps/registry/messages.go	50.00%	1 Missing and 1 partial :warning:
...o/consensus/cometbft/apps/registry/transactions.go	84.61%	1 Missing and 1 partial :warning:
go/consensus/cometbft/apps/scheduler/scheduler.go	71.42%	1 Missing and 1 partial :warning:
...sensus/cometbft/apps/supplementarysanity/checks.go	60.00%	1 Missing and 1 partial :warning:
... and 3 more

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #6410       +/-   ##
===========================================
+ Coverage        0   64.51%   +64.51%     
===========================================
  Files           0      698      +698     
  Lines           0    68130    +68130     
===========================================
+ Hits            0    43955    +43955     
- Misses          0    19130    +19130     
- Partials        0     5045     +5045     

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