DEB/UBU build scripts: fixed typo in README.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

debian/_buildscripts/local/README.txt

@@ -89,7 +89,7 @@ A) Environment preparation
 					# --- SLAVEK BANKO'S EXTRA DEPENDENCIES REPOSITORY ---
 					deb http://mirror.ppa.trinitydesktop.org/trinity-sb <YOUR DISTRO> deps-r14
 	     For example:
-		     deb http://mirror.ppa.trinitydesktop.org/trinity-sb buster deps 
+		     deb http://mirror.ppa.trinitydesktop.org/trinity-sb buster deps-r14
 		 - install package dirmngr if required
 		 - import Slavek's GPG key into your apt keyring
 		   sudo apt-key adv --keyserver pool.sks-keyservers.net --recv-key A04BE668