Refactor out use of anyhow

[algesten]

This relates to webrtc-rs/webrtc#106

[codecov]

Codecov Report

Merging #10 (b99cc4e) into main (cbc3efd) will decrease coverage by 0.05%.
The diff coverage is 51.61%.

@@            Coverage Diff             @@
##             main      #10      +/-   ##
==========================================
- Coverage   81.96%   81.91%   -0.06%     
==========================================
  Files          19       19              
  Lines        1680     1664      -16     
  Branches      240      241       +1     
==========================================
- Hits         1377     1363      -14     
+ Misses        104      101       -3     
- Partials      199      200       +1     

Impacted Files	Coverage Δ
src/lib.rs	100.00% <ø> (ø)
...acks/full_intra_request/full_intra_request_test.rs	78.16% <33.33%> (+0.63%)	⬆️
...re_loss_indication/picture_loss_indication_test.rs	76.38% <33.33%> (+0.71%)	⬆️
...lice_loss_indication/slice_loss_indication_test.rs	76.78% <33.33%> (+0.92%)	⬆️
src/sender_report/sender_report_test.rs	86.90% <33.33%> (-0.31%)	⬇️
src/source_description/source_description_test.rs	92.30% <33.33%> (-0.10%)	⬇️
...on_request/rapid_resynchronization_request_test.rs	74.50% <33.33%> (+0.92%)	⬆️
.../transport_layer_nack/transport_layer_nack_test.rs	83.50% <33.33%> (+0.67%)	⬆️
src/compound_packet/compound_packet_test.rs	81.28% <50.00%> (-0.54%)	⬇️
src/error.rs	50.00% <50.00%> (-10.00%)	⬇️
... and 9 more

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