v2.3: Add missing features to banks-client crate deps (backport of #6445)

[mergify]

Problem

Crate fails to publish because of missing dependency features

Summary of Changes

Add bincode feature to the dependencies that require it.

Required to fix CI for #6332

---

This is an automatic backport of pull request #6445 done by Mergify.

[steviez]

We want crate publishing to work in v2.3 so

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 82.8%. Comparing base (de54ce0) to head (9435e16).
⚠️ Report is 90 commits behind head on v2.3.

Additional details and impacted files

@@            Coverage Diff            @@
##             v2.3    #6450     +/-   ##
=========================================
- Coverage    82.8%    82.8%   -0.1%     
=========================================
  Files         848      848             
  Lines      379479   379479             
=========================================
- Hits       314550   314506     -44     
- Misses      64929    64973     +44     

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