[sysprof] Fix typo in help

[Christian Hergert <chergert src gnome org>]

commit 01ab47f6699e8e697cf1d93e55e798977bb90c26
Author: Anders Jonsson <anders jonsson norsjovallen se>
Date:   Sat Jun 18 16:20:54 2016 +0200

    Fix typo in help
    
    https://bugzilla.gnome.org/show_bug.cgi?id=767815

 help/C/introduction.page |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/help/C/introduction.page b/help/C/introduction.page
index 3cf93b1..349a68a 100644
--- a/help/C/introduction.page
+++ b/help/C/introduction.page
@@ -47,7 +47,7 @@ program on a regular frequency and therefore does not see every function
 call executed by the program.</p>
 
     <p>Both tracing and sampling profilers have their advantages. A
-notable advtantage of a sampling profiler is that the overhead is much
+notable advantage of a sampling profiler is that the overhead is much
 less than that of a tracing profiler, making it easier to use for
 software that requires interactivity.</p>