Remove stray comma after

@cindex entry.

diff --git a/Documentation/user/internals.itely b/Documentation/user/internals.itely
index a1e463d8e57bc93973b6fbfe9aef40118eb0ec7c..b15d2fa5bf4267776dd76aa3511c061ac5d6b3dc 100644 (file)
--- a/Documentation/user/internals.itely
+++ b/Documentation/user/internals.itely
@@ -895,7 +895,7 @@ by a @emph{required} decimal point and an optional exponent such as
 `@code{+}', `@code{-}', `@code{*}', and
 `@code{/}', with parentheses for grouping.
 
-@cindex @code{\mm},
+@cindex @code{\mm}
 @cindex @code{\in}
 @cindex @code{\cm}
 @cindex @code{\pt}