correct random svd example

[FernandoVN98]

Description

Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change.

Fixes #(issue_number)

Type of change

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• This change requires a documentation update

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. If you haven't added any test and it is relevant provide instructions so we can reproduce.

Reproduce instructions:

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have documented the public methods of any public class according to the guide styles.
• I have made corresponding changes to the documentation
• New and existing unit tests pass locally with my changes
• I have rebased my branch before trying to merge.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 95.35%. Comparing base (bb1380b) to head (e0c2d62).
⚠️ Report is 36 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #480   +/-   ##
=======================================
  Coverage   95.35%   95.35%           
=======================================
  Files          73       73           
  Lines       12025    12025           
=======================================
  Hits        11467    11467           
  Misses        558      558           

Files with missing lines	Coverage Δ
dislib/decomposition/randomsvd/base.py	98.80% <ø> (ø)

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