gh-37856: `sage.misc.dist`: Remove; deprecated in #30207 (2022)
    
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Deprecated in:
- #30207 (2022)

### 📝 Checklist

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preview.

### ⌛ Dependencies

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URL: #37856
Reported by: Matthias Köppe
Reviewer(s):

Author: Release Manager

src/doc/en/reference/misc/index.rst

@@ -219,7 +219,6 @@ Distribution
    :maxdepth: 1
 
    sage/misc/package
-   sage/misc/dist
 
 
 Credits

src/sage/misc/all.py

@@ -131,7 +131,6 @@
 lazy_import('sage.misc.dev_tools', 'runsnake', deprecation=34259)
 lazy_import('sage.misc.edit_module', 'set_edit_template', deprecation=34259)
 lazy_import('sage.misc.profiler', 'Profiler', deprecation=34259)
-lazy_import('sage.misc.dist', 'install_scripts', deprecation=34259)
 lazy_import('sage.misc.trace', 'trace', deprecation=34259)
 lazy_import('sage.misc.package', ('installed_packages', 'is_package_installed',
                                   'package_versions'),