Bluetooth: Add EIR URI

[antoniovazquezblanco]

Checklist:

• If you are new to Scapy: I have checked CONTRIBUTING.md (esp. section submitting-pull-requests)
• I squashed commits belonging together
• I added unit tests or explained why they are not relevant
• I executed the regression tests (using cd test && ./run_tests or tox)
• If the PR is still not finished, please create a Draft Pull Request

Add a EIR URI packet type.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 81.61%. Comparing base (eb279cc) to head (4b741b6).
Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #4617   +/-   ##
=======================================
  Coverage   81.61%   81.61%           
=======================================
  Files         359      359           
  Lines       86040    86047    +7     
=======================================
+ Hits        70220    70228    +8     
+ Misses      15820    15819    -1     

Files with missing lines	Coverage Δ
scapy/layers/bluetooth.py	90.35% <100.00%> (+0.06%)	⬆️

... and 4 files with indirect coverage changes

[antoniovazquezblanco]

Thank you guys! :)