gh-40842: git-ignore sagemath.egg-info
    
git-ignore sagemath.egg-info
(an artifact of the meson build system)

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URL: #40842
Reported by: Dima Pasechnik
Reviewer(s): John H. Palmieri

Author: Release Manager

.gitignore

@@ -5,6 +5,7 @@
 /local
 /logs
 /upstream
+/sagemath.egg-info
 
 # Autotools generated files
 /aclocal.m4