Bump djangorestframework from 3.15.1 to 3.15.2 in /mysite

[dependabot[bot]]

Bumps djangorestframework from 3.15.1 to 3.15.2.

Commits

• c7a7eae Version 3.15.2 (#9439)
• 3b41f01 Fix potential XSS vulnerability in break_long_headers template filter (#9435)
• fe92f0d Add __hash__ method for permissions.OperandHolder class (#9417)
• fbdab09 docs: Correct some evaluation results and a httpie option in Tutorial1 (#9421)
• 36d5c0e tests: Check urlpatterns after cleanups (#9400)
• 9d4ed05 Don't use Windows line endings
• b34bde4 Fix typo in setup.cfg setting
• ab681f2 Update requirements in docs
• 2237724 bump pygments (security hygiene)
• d58b8da Update deprecation hints
• Additional commits viewable in compare view

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