Update remove-unneeded-files sol'n 4 in lesson 4 (issue #1415) #1416
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This PR is follows up issue #1415.
In the removing-unneeded-files question of lesson 4, the description of the 4th solution
has been replaced with
Note that the replacement text is slightly different from that suggested in #1415. I can easily use that text if the maintainers would prefer.
Best,
Sean