uemacs: bump to latest version

Adds support for displaying more than 127 lines.

Also, switch to a git tree that carries the latest version.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/uemacs/uemacs.mk

@@ -4,8 +4,8 @@
 #
 ################################################################################
 
-UEMACS_VERSION = fa00fe882f719351fdf7a4c4100baf4f3eab4d61
-UEMACS_SITE = $(BR2_KERNEL_MIRROR)/scm/linux/kernel/git/torvalds/uemacs.git
+UEMACS_VERSION = 8841922689769960fa074fbb053cb8507f2f3ed9
+UEMACS_SITE = $(BR2_KERNEL_MIRROR)/scm/editors/uemacs/uemacs.git
 UEMACS_SITE_METHOD = git
 UEMACS_DEPENDENCIES = ncurses