Fix the function parameters in the Reader trait should be used with the reference modifier

[DaviRain-Su]

Closes: #304

Description

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PR author checklist:

• Added changelog entry, using unclog.
• Added tests.
• Linked to GitHub issue.
• Updated code comments and documentation (e.g., docs/).
• Tagged one reviewer who will be the one responsible for shepherding this PR.

Reviewer checklist:

• Reviewed Files changed in the GitHub PR explorer.
• Manually tested (in case integration/unit/mock tests are absent).

[codecov]

Codecov Report

Base: 66.26% // Head: 66.31% // Increases project coverage by +0.05% 🎉

Coverage data is based on head (f245875) compared to base (c58cdf5).
Patch coverage: 83.70% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #313      +/-   ##
==========================================
+ Coverage   66.26%   66.31%   +0.05%     
==========================================
  Files         125      125              
  Lines       12911    12922      +11     
==========================================
+ Hits         8555     8569      +14     
+ Misses       4356     4353       -3     

Impacted Files	Coverage Δ
crates/ibc/src/core/ics02_client/context.rs	85.96% <ø> (ø)
.../ibc/src/core/ics02_client/handler/misbehaviour.rs	89.06% <ø> (ø)
...s/ibc/src/clients/ics07_tendermint/client_state.rs	56.02% <60.00%> (ø)
crates/ibc/src/test_utils.rs	73.66% <60.00%> (ø)
crates/ibc/src/mock/context.rs	74.91% <72.09%> (+0.06%)	⬆️
crates/ibc/src/core/ics04_channel/context.rs	74.54% <77.77%> (ø)
...ibc/src/core/ics02_client/handler/update_client.rs	85.29% <100.00%> (ø)
crates/ibc/src/core/ics03_connection/context.rs	100.00% <100.00%> (ø)
...src/core/ics03_connection/handler/conn_open_ack.rs	92.56% <100.00%> (ø)
...core/ics03_connection/handler/conn_open_confirm.rs	100.00% <100.00%> (ø)
... and 15 more

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[plafer]

Thank you for this much-needed change.

Can you add a changelog entry? Then we'll be ready to merge.

[plafer]

🙏