Update dependency markdown2 to v2.5.2

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
markdown2	==2.5.0 -> ==2.5.2

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Release Notes

trentm/python-markdown2 (markdown2)

v2.5.2

Compare Source

• [pull #​605] Add support for Python 3.13, drop EOL 3.8
• [pull #​607] Fix middle-word-em extra preventing strongs from being recognized (#​606)
• [pull #​609] Add option to output to file in CLI (#​608)
• [pull #​612] Fix footnote labels appearing out-of-order (#​536)
• [pull #​613] Fix smarty pants extra not triggering when it should (#​611)

v2.5.1

Compare Source

• [pull #​590] Fix underscores within bold text getting emphasized (#​589)
• [pull #​591] Add Alerts extra
• [pull #​595] Fix img alt text being processed as markdown (#​594)
• [pull #​598] Add link-shortrefs extra (#​597)
• [pull #​600] Use urandom for SECRET_SALT
• [pull #​602] Fix XSS issue in safe mode (#​601)
• [pull #​604] Fix XSS injection in image URLs (#​603)

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