3.10-b4

Build b4 of the BeeWare support package for Python 3.10.

This is the first release of the support package that uses dynamic loading for all standard library modules.

Includes:

• Python 3.10.7
• OpenSSL 3.0.5
• BZip2 1.0.8
• XZ 5.2.6
• LibFFI 3.4.2