Added backwards compatibility-test

[Kayanski]

This PR aims at adding a contract to test cw-orch backwards compatibility on the provided macros. This is very useful to make sure that the cw-orch-core stabilitization was useful.

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Latest commit:	43861c3
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[codecov[bot]]

Codecov Report

Attention: Patch coverage is 86.17886% with 17 lines in your changes are missing coverage. Please review.

Project coverage is 64.3%. Comparing base (73dba66) to head (7afac11).

Additional details and impacted files

| [Files](https://app.codecov.io/gh/AbstractSDK/cw-orchestrator/pull/388?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=AbstractSDK) | Coverage Δ | | |---|---|---| | [contracts/compatibility-test/src/msg\_tests.rs](https://app.codecov.io/gh/AbstractSDK/cw-orchestrator/pull/388?src=pr&el=tree&filepath=contracts%2Fcompatibility-test%2Fsrc%2Fmsg_tests.rs&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=AbstractSDK#diff-Y29udHJhY3RzL2NvbXBhdGliaWxpdHktdGVzdC9zcmMvbXNnX3Rlc3RzLnJz) | `94.7% <94.7%> (ø)` | | | [contracts/compatibility-test/src/lib.rs](https://app.codecov.io/gh/AbstractSDK/cw-orchestrator/pull/388?src=pr&el=tree&filepath=contracts%2Fcompatibility-test%2Fsrc%2Flib.rs&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=AbstractSDK#diff-Y29udHJhY3RzL2NvbXBhdGliaWxpdHktdGVzdC9zcmMvbGliLnJz) | `78.7% <78.7%> (ø)` | |

[CyberHoward]

Also we should be able to do a lot more frequent releases now :)))

[Kayanski]

Could we try and do a 0.23.0-alpha release just to see if this works?

Did that with a aaa-test--cw-orch crate instead haha, that was a better idea !