[network-manager-openconnect] fix typo in cancellation message

[dwmw2 <dwmw2 src gnome org>]

commit f5dc1b5041cfccddd853634d06b96b2ea24ccbe8
Author: David Woodhouse <David Woodhouse intel com>
Date:   Thu Jul 30 20:38:47 2015 +0100

    fix typo in cancellation message

 po/en_US.po |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/po/en_US.po b/po/en_US.po
index 8182592..315aee8 100644
--- a/po/en_US.po
+++ b/po/en_US.po
@@ -2625,7 +2625,7 @@ msgstr ""
 #. http://git.infradead.org/users/dwmw2/openconnect.git/blob/563e3b63d5:/main.c#l1444
 #: ../openconnect-strings.txt:1456
 msgid "User cancelled (SIGINT); exiting.\n"
-msgstr "USer canceled (SIGINT); exiting;\n"
+msgstr "User canceled (SIGINT); exiting;\n"
 
 #. http://git.infradead.org/users/dwmw2/openconnect.git/blob/563e3b63d5:/main.c#l1448
 #: ../openconnect-strings.txt:1459