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 99.29%. Comparing base (0655dbb) to head (d240d9f).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2143   +/-   ##
=======================================
  Coverage   99.29%   99.29%           
=======================================
  Files         369      369           
  Lines       14517    14517           
=======================================
  Hits        14414    14414           
  Misses        103      103           

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