[CHANGE] Use django-sri for sri hashes

[ppfeufer]

Description

Changed

• Use django-sri for sri hashes
• Minimum requirements
  • Alliance Auth >= 4.6.0

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality not to work as expected)

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented on my code, particularly in hard-to-understand areas
• I have checked my code and corrected any misspellings

[codecov]

Codecov Report

Attention: Patch coverage is 89.74359% with 4 lines in your changes missing coverage. Please review.

Project coverage is 49.56%. Comparing base (2ec6b3d) to head (08ab313).
Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
aa_intel_tool/templatetags/aa_intel_tool.py	83.34%	2 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #142      +/-   ##
==========================================
+ Coverage   47.50%   49.56%   +2.06%     
==========================================
  Files          21       22       +1     
  Lines         640      674      +34     
  Branches       79       82       +3     
==========================================
+ Hits          304      334      +30     
- Misses        334      336       +2     
- Partials        2        4       +2     

Files with missing lines	Coverage Δ
aa_intel_tool/app_settings.py	100.00% <ø> (ø)
aa_intel_tool/constants.py	100.00% <100.00%> (ø)
aa_intel_tool/helper/static_files.py	100.00% <100.00%> (ø)
aa_intel_tool/templatetags/aa_intel_tool.py	85.19% <83.34%> (-14.81%)	⬇️

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