[gnome-builder] build: silence make output on run commands

[Christian Hergert <chergert src gnome org>]

commit 5f03b340335cef4b1bffa560c1c4d54a10ab4600
Author: Christian Hergert <chergert redhat com>
Date:   Sat Feb 25 21:55:31 2017 -0800

    build: silence make output on run commands

 Makefile.am |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index b70db17..54b6425 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -62,7 +62,7 @@ dist-hook:
 RUNTIME_TYPELIB_PATH = libide:contrib/egg:contrib/pnl:contrib/tmpl:$(GI_TYPELIB_PATH)
 
 run:
-       LSAN_OPTIONS=suppressions=$(top_srcdir)/build/asan.supp                \
+       @ LSAN_OPTIONS=suppressions=$(top_srcdir)/build/asan.supp              \
        ASAN_OPTIONS=alloc_dealloc_mismatch=0                                  \
        PEAS_DEBUG=1                                                           \
        GB_IN_TREE_PLUGINS=1                                                   \
@@ -75,7 +75,7 @@ run:
        $(LIBTOOL) --mode=execute gdb -ex run --args src/gnome-builder -vvvv -s $(ARGS)
 
 strace:
-       PEAS_DEBUG=1                                                           \
+       @ PEAS_DEBUG=1                                                         \
        GB_IN_TREE_PLUGINS=1                                                   \
        GB_IN_TREE_FONTS=1                                                     \
        GB_IN_TREE_STYLE_SCHEMES=1                                             \
@@ -86,7 +86,7 @@ strace:
        $(LIBTOOL) --mode=execute strace -T src/gnome-builder -vvvv -s $(ARGS)
 
 debug:
-       LSAN_OPTIONS=suppressions=$(top_srcdir)/build/asan.supp                \
+       @ LSAN_OPTIONS=suppressions=$(top_srcdir)/build/asan.supp              \
        ASAN_OPTIONS=alloc_dealloc_mismatch=0                                  \
        G_SLICE=always-malloc                                                  \
        PEAS_DEBUG=1                                                           \
@@ -101,7 +101,7 @@ debug:
        $(LIBTOOL) --mode=execute gdb -ex run --args src/gnome-builder -vvvv -s $(ARGS)
 
 valgrind:
-       PEAS_DEBUG=1                                                           \
+       @ PEAS_DEBUG=1                                                         \
        GB_IN_TREE_PLUGINS=1                                                   \
        GB_IN_TREE_FONTS=1                                                     \
        GB_IN_TREE_STYLE_SCHEMES=1                                             \