Resizing Transform

[justusschock]

Short Description

Please give a short summary of the main points of this PR

PR Checklist

PR Implementer

This is a small checklist for the implementation details of this PR.
If you submit a PR, please look at these points (don't worry about the RisingTeam
and Reviewer workflows, the only purpose of those is to have a compact view of
the steps)

If there are any questions regarding code style or other conventions check out our
summary.

• Implementation
• Docstrings & Typing
• Check __all__ sections and __init__
• Unittests (look at the line coverage of your tests, the goal is 100%!)
• Update notebooks & documentation if necessary
• Pass all tests
• Add the checksum of the last implementation commit to the Changelog

RisingTeam

RisingTeam workflow

• Add pull request to project (optionally delete corresponding project note)
• Assign correct label (if you don't have permission to do this, someone will do it for you.
  Please make sure to communicate the current status of the pr.)
• Does this PR close an Issue? (add closes #IssueNumber at the bottom if
  not already in description)

Reviewer

Reviewer workflow

• Do all tests pass? (Unittests, NotebookTests, Documentation)
• Does the implementation follow rising design conventions?
• Are the tests useful? (!!!) Are additional tests needed?
  Can you think of critical points which should be covered in an additional test?
• Optional: Check coverage locally / Check tests locally if GPU is necessary to execute

[codecov]

Codecov Report

Merging #32 into master will decrease coverage by 0.14%.
The diff coverage is 86.66%.

@@            Coverage Diff             @@
##           master      #32      +/-   ##
==========================================
- Coverage   98.96%   98.81%   -0.15%     
==========================================
  Files          34       34              
  Lines        1252     1266      +14     
==========================================
+ Hits         1239     1251      +12     
- Misses         13       15       +2

Flag	Coverage Δ
#unittests	98.81% <86.66%> (-0.15%)	⬇️

Impacted Files	Coverage Δ
rising/transforms/affine.py	97.43% <86.66%> (-2.57%)	⬇️

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