sagemathgh-39123: change ore_algebra package to latest version

    
The current spkg "ore_algebra" seems to be pinned to a particular
commit. Let's remove that.

See mkauers/ore_algebra#91

### 📝 Checklist

- [x] The title is concise and informative.
- [x] The description explains in detail what this PR is about.
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URL: sagemath#39123
Reported by: Frédéric Chapoton
Reviewer(s):

build/pkgs/ore_algebra/requirements.txt

@@ -1 +1 @@
-git+https://github.com/mkauers/ore_algebra@01c357f590685ff362c008229681ee08269457da#egg=ore_algebra
+ore_algebra @ git+https://github.com/mkauers/ore_algebra