Bug #1656078: typo in in profile docs.

Doc/lib/libprofile.tex

@@ -319,7 +319,7 @@ code for these modules.
 
 \begin{funcdesc}{run}{command\optional{, filename}}
 
-This function takes a single argument that has can be passed to the
+This function takes a single argument that can be passed to the
 \keyword{exec} statement, and an optional file name.  In all cases this
 routine attempts to \keyword{exec} its first argument, and gather profiling
 statistics from the execution. If no file name is present, then this