Push blob to OCI layout

[jonesbusy]

Description

Push blob to OCI layout

Testing done

CI

Submitter checklist

• I have read and understood the CONTRIBUTING guide
• I have run mvn license:update-file-header, mvn spotless:apply, pre-commit run -a, mvn clean install before opening the PR

[codecov]

Codecov Report

Attention: Patch coverage is 84.90566% with 8 lines in your changes missing coverage. Please review.

Project coverage is 84.74%. Comparing base (648c916) to head (3da03c3).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
src/main/java/land/oras/OCILayout.java	82.22%	8 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #203      +/-   ##
============================================
+ Coverage     84.73%   84.74%   +0.01%     
- Complexity      395      406      +11     
============================================
  Files            33       33              
  Lines          1336     1377      +41     
  Branches        145      148       +3     
============================================
+ Hits           1132     1167      +35     
- Misses          134      141       +7     
+ Partials         70       69       -1     

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