Update dependency mysql-connector-python to v26

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
mysql-connector-python (changelog)	== 9.5.0 → ==26.7.0

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Release Notes

mysql/mysql-connector-python (mysql-connector-python)

v26.7.0

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This release contains no functional changes.

v9.7.0

Compare Source

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This release contains no functional changes.

v9.6.0

Compare Source

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This release contains no functional changes.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.16%. Comparing base (36e3b03) to head (4da83fb).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2143   +/-   ##
=======================================
  Coverage   99.16%   99.16%           
=======================================
  Files         353      353           
  Lines       13832    13832           
=======================================
  Hits        13716    13716           
  Misses        116      116           

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