Use "$@" to preserve argument word breaks

This fixes mmma broken due to quotes stripped in the argument passing.

Change-Id: I6095c7ccf0660ba7b17a659f5df29b05e50e6303
diff --git a/envsetup.sh b/envsetup.sh
index 3f22b81..b63182f 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -1479,7 +1479,7 @@
 function make()
 {
     local start_time=$(date +"%s")
-    command make $@
+    command make "$@"
     local ret=$?
     local end_time=$(date +"%s")
     local tdiff=$(($end_time-$start_time))