Allow rerunning deploy without --load if deployment meta is going to be the same

[aguschin]

If meta is different, it will error out now

$ mlem deploy run heroku heroku.mlem --model player --app_name hat-player2
⏳️ Loading deployment from heroku.mlem
❌ Different deployment meta already exists at path='/Users/aguschin/Git/iterative/mlem/hat-player/heroku.mlem' project=None rev=None
uri='file:///Users/aguschin/Git/iterative/mlem/hat-player/heroku.mlem' project_uri=None fs=<fsspec.implementations.local.LocalFileSystem object at
0x10c230760>. Please use `mlem deployment run --load <path> ...`

but if it's the same, it will go on:

$ mlem --tb deploy run heroku heroku.mlem --model player --app_name hat-player
⏳️ Loading deployment from heroku.mlem
⏳️ Loading model from player.mlem
🛠 Creating docker image for heroku
...

see #463 (comment) for discussion

[codecov]

Codecov Report

Base: 86.77% // Head: 86.84% // Increases project coverage by +0.07% 🎉

Coverage data is based on head (e4b174e) compared to base (749b8d9).
Patch coverage: 94.73% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #570      +/-   ##
==========================================
+ Coverage   86.77%   86.84%   +0.07%     
==========================================
  Files         102      102              
  Lines        9261     9290      +29     
==========================================
+ Hits         8036     8068      +32     
+ Misses       1225     1222       -3     

Impacted Files	Coverage Δ
mlem/contrib/pip/base.py	100.00% <ø> (ø)
mlem/core/base.py	84.80% <90.90%> (+0.08%)	⬆️
mlem/utils/module.py	91.52% <92.85%> (-0.03%)	⬇️
mlem/cli/config.py	96.07% <100.00%> (+0.52%)	⬆️
mlem/cli/deployment.py	92.75% <100.00%> (+1.98%)	⬆️
mlem/config.py	95.53% <0.00%> (+1.78%)	⬆️
mlem/core/errors.py	85.00% <0.00%> (+2.50%)	⬆️

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

☔ View full report at Codecov.
📢 Do you have feedback about the report comment? Let us know in this issue.

[mike0sv]

Add a test?