feat(#67): add the Provider.deferred shorthand - closes #67

[francescovallone]

Description

Add the Provider.deferred shorthand to simplify the usage of the DeferredProviders

Fixes #67

Type of change

Please delete options that are not relevant.

• New feature (non-breaking change which adds functionality)
• This change requires a documentation update

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.07%. Comparing base (b4afe23) to head (1b544fc).
Report is 18 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #84      +/-   ##
==========================================
+ Coverage   89.03%   89.07%   +0.03%     
==========================================
  Files          74       74              
  Lines        2417     2425       +8     
==========================================
+ Hits         2152     2160       +8     
  Misses        265      265              

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