add upas std to fossil. this is required for an install

Reference: /n/atom/patch/applied/fossilupas
Date: Thu Apr  3 21:40:43 CES 2014
Signed-off-by: quanstro@quanstro.net

--- /sys/src/cmd/fossil/9user.c	Thu Apr  3 21:40:38 2014
+++ /sys/src/cmd/fossil/9user.c	Thu Apr  3 21:40:39 2014
@@ -46,6 +46,7 @@
 	"sys:sys::glenda\n"
 	"glenda:glenda:glenda:\n"
 	"bootes:bootes:bootes:\n"
+	"upas:upas:upas:\n"
 };
 
 static char* usersMandatory[] = {