remove proprietary software from examples

Author: madkite

book/02-git-basics/sections/recording-changes.asc

@@ -380,7 +380,7 @@ index 8ebb991..643e24f 100644
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 We will continue to use the `git diff` command in various ways throughout the rest of the book.
 There is another way to look at these diffs if you prefer a graphical or external diff viewing program instead.
-If you run `git difftool` instead of `git diff`, you can view any of these diffs in software like Araxis, emerge, vimdiff and more.
+If you run `git difftool` instead of `git diff`, you can view any of these diffs in software like emerge, vimdiff and many more (including commercial products).
 Run `git difftool --tool-help` to see what is available on your system.
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