common: add -t to set initial title for gnome-terminal

The warning on option "-t" is remove in below commit.

https://gitlab.gnome.org/GNOME/gnome-terminal/-/commit/54da2fe919634e2d6a6aab392b36449947b812cd

And it seens work again, so add it back to make the
terminal title understandable.

Signed-off-by: Mark-PK Tsai <mark-pk.tsai@mediatek.com>
Reviewed-by: Jerome Forissier <jerome.forissier@linaro.org>
diff --git a/common.mk b/common.mk
index b43b94f..24b7975 100644
--- a/common.mk
+++ b/common.mk
@@ -489,7 +489,7 @@
 ifdef gnome-terminal
 define launch-terminal
 	@nc -z  127.0.0.1 $(1) || \
-	$(gnome-terminal) -x $(BUILD_PATH)/soc_term.py $(1) &
+	$(gnome-terminal) -t $(2) -x $(BUILD_PATH)/soc_term.py $(1) &
 endef
 else
 ifdef xterm