fix: Incorrect return type annotations of DockerImages methods

[jopemachine]

What do these changes do?

Fix incorrect type annotations for the methods calling _handle_response() in the aiodocker/images.py file.

• DockerImages.build()
• DockerImages.push()
• DockerImages.pull()

Are there changes in behavior for the user?

Users will be able to know the correct return type when running these APIs with stream=False (the default behavior).

Related issue number

None

Checklist

• I think the code is well written
• Unit tests for the changes exist
• Documentation reflects the changes
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  • Please keep alphabetical order, the file is sorted by names.
• Add a new news fragment into the changes folder
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  • ensure type is one of the following:
    • .feature: Signifying a new feature.
    • .bugfix: Signifying a bug fix.
    • .doc: Signifying a documentation improvement.
    • .removal: Signifying a deprecation or removal of public API.
    • .misc: A ticket has been closed, but it is not of interest to users.
  • Make sure to use full sentences with correct case and punctuation, for example: "Fix issue with non-ascii contents in doctest text files."

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.66%. Comparing base (702003d) to head (c1cfd56).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #909   +/-   ##
=======================================
  Coverage   80.66%   80.66%           
=======================================
  Files          24       24           
  Lines        1443     1443           
  Branches      206      206           
=======================================
  Hits         1164     1164           
  Misses        187      187           
  Partials       92       92           

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[asvetlov]

Thank you very much!