lineage: move mka definition above brunch

Otherwise it's not defined for brunch.

Change-Id: I642e3db365fab46d4428d1b1f310304280b72efc

build/envsetup.sh

@@ -23,6 +23,8 @@ Additional LineageOS functions:
 EOF
 }
 
+alias mka=m
+
 function mk_timer()
 {
     local start_time=$(date +"%s")
@@ -716,8 +718,6 @@ function lineagerebase() {
     cd $pwd
 }
 
-alias mka=m
-
 function cmka() {
     if [ ! -z "$1" ]; then
         for i in "$@"; do