add hachathon list link and event tags

[octavioamu]

Description

Add event data to bounty router
add hachathon list link to navbar
Add event tags to general explorer only
Add event tag to bounty detail

Refers/Fixes

Testing

Tested locally in explorer and hackathon explorer

[codecov]

Codecov Report

Merging #5044 into master will increase coverage by 0.04%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master    #5044      +/-   ##
==========================================
+ Coverage   30.89%   30.94%   +0.04%     
==========================================
  Files         218      217       -1     
  Lines       17476    17464      -12     
  Branches     2394     2393       -1     
==========================================
+ Hits         5400     5405       +5     
+ Misses      11856    11839      -17     
  Partials      220      220

Impacted Files	Coverage Δ
app/dashboard/router.py	35.93% <100%> (+1.41%)	⬆️
...cet/management/commands/process_faucet_requests.py
app/marketing/views.py	11.89% <0%> (+0.03%)	⬆️
app/faucet/views.py	29.33% <0%> (+0.76%)	⬆️

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[danlipert]

Looks good, just two typos but then it will be good to go