Fix error on login page

[lcduong]

This PR resolves issue about login page got internal error due to template tag "socialapp_extras" is not found.

How has this been tested?

Checklist

• I have added tests to cover my changes.

Summary by Sourcery

Bug Fixes:

• Remove the unnecessary template tag 'socialapp_extras' from the login page to fix an internal error.

[sourcery-ai]

Reviewer's Guide by Sourcery

This PR fixes a template error on the login page by removing an unnecessary template tag import. The change is straightforward, involving the removal of a single line that was importing an unused template tag library.

No diagrams generated as the changes look simple and do not need a visual representation.

File-Level Changes

Change	Details	Files
Remove unused template tag import to fix internal error	Remove import of 'socialapp_extras' template tag library that was causing errors	src/pretalx/common/templates/common/auth.html

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[sourcery-ai]

Hey @lcduong - I've reviewed your changes and they look great!

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

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