Fix source upload, no source changes

Turn off CMAKE unity builds
Add a mutex around requesting public keys to stop overloading issuers

convert license to SPDX

Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild

Improve error handling around the sqlite3 library
Fix test failures and compiler warnings

Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild

Allow the scitokens library user to setup a custom CA file
Fix logic error in deserialize_continue() that caused async deserialization to fail

Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild

Add support for API-configurable cache home
Fix enforcer_acl_free logic
scitokens_internal: catch matching exception type after jwt-cpp update

Fix bug in generate acls which would cause a timeout

Add async API for parsing and verifying tokens
Add configuration API
Make nbf claim optional for non-scitokens tokens
Update to OpenSSL 3.0

Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild

Retry failed key renewal every 5 minutes

Add curl timeout of 4 seconds for update, and 30 for expired keys