podman-compose: Use Python 3.11 insted Python 3.10

[judaew]

Description

See https://trac.macports.org/ticket/67691

Type(s)

• bugfix
• enhancement
• security fix

Tested on

macOS 13.4 22F66 x86_64
Xcode 15.0 15A5160n

Verification

Have you

• followed our Commit Message Guidelines?
• squashed and minimized your commits?
• checked that there aren't other open pull requests for the same change?
• referenced existing tickets on Trac with full URL?
• checked your Portfile with port lint --nitpick?
• tried existing tests with sudo port test?
• tried a full install with sudo port -vst install?
• tested basic functionality of all binary files?
• checked that the Portfile's most important variants haven't been broken?

[macportsbot]

Notifying maintainers:
@emcrisostomo for port py-python-dotenv.

[catap]

As active user of podman-compose I'd like to say thanks!