update numpy to support Python 3.12

- Update numpy from ==1.22.0 to >=1.26.0,<3
- NumPy 1.22.0 is incompatible with Python 3.12 (causes ImpImporter error)
- NumPy 1.26.0+ adds Python 3.12 support
- Use version range for flexibility while ensuring compatibility

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: jontsai

requirements.txt

@@ -3,7 +3,7 @@ Fabric==1.6.1
 South==0.8.4
 django-grappelli>=2.15.2
 emoji>=2.12.1,<3
-numpy==1.22.0
+numpy>=1.26.0,<3
 pydantic>=1.10.13,<3
 pygeoip>=0.2.6,<1
 python-dateutil>=2.9.0,<3