Skip failing tests

[0xAleksaOpacic]

Description

These 2 tests failed locally
TestBroadcast is something we know it's not stable and should be fixed. I've opened the linear task
Test for syncing module will be deleted when we merge lightning sync

Changes include

• Bugfix (non-breaking change that solves an issue)
• Hotfix (change that solves an urgent issue, and requires immediate attention)
• New feature (non-breaking change that adds functionality)
• Breaking change (change that is not backwards-compatible and/or changes current functionality)

Breaking changes

Please complete this section if any breaking changes have been made, otherwise delete it

Checklist

• I have assigned this PR to myself
• I have added at least 1 reviewer
• I have added the relevant labels
• I have updated the official documentation
• I have added sufficient documentation in code

Testing

• I have tested this code with the official test suite
• I have tested this code manually

Manual tests

Please complete this section if you ran manual tests for this functionality, otherwise delete it

Documentation update

Please link the documentation update PR in this section if it's present, otherwise delete it

Additional comments

Please post additional comments in this section if you have them, otherwise delete it

[codecov]

Codecov Report

Merging #636 (404470d) into develop (ecd05ae) will decrease coverage by 0.21%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           develop     #636      +/-   ##
===========================================
- Coverage    51.84%   51.63%   -0.22%     
===========================================
  Files          109      109              
  Lines        16064    16064              
===========================================
- Hits          8328     8294      -34     
- Misses        7029     7066      +37     
+ Partials       707      704       -3     

Impacted Files	Coverage Δ
protocol/sync_peer.go	64.77% <0.00%> (-13.64%)	⬇️
protocol/syncer.go	61.62% <0.00%> (-6.17%)	⬇️

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