terminal/src/mt-apps: Make Makefile cleaner

diff --git a/terminal/src/mt-apps b/terminal/src/mt-apps
index 74d19ac8ff1001a958561364dee7cc72713e3c34..89b7898554f1271d4bf38c562c6bfc46a7db03b2 160000 (submodule)
--- a/terminal/src/mt-apps
+++ b/terminal/src/mt-apps
@@ -1 +1 @@
-Subproject commit 74d19ac8ff1001a958561364dee7cc72713e3c34
+Subproject commit 89b7898554f1271d4bf38c562c6bfc46a7db03b2