[network-manager-applet] Fix builddir != srcdir

[Emmanuele Bassi <ebassi src gnome org>]

commit 1c200de5ee42abb4374be764f15541baf9c3ecfa
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Mon Mar 20 14:37:02 2017 +0000

    Fix builddir != srcdir
    
    When the build directory is not the source directory, the inclusion
    directives must take that into account.
    
    Fixes a build failure in GNOME Continuous.

 Makefile.am |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 8d923c5..fefa8bc 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -391,6 +391,7 @@ src_libnm_gtk_libnm_gtk_la_CFLAGS = \
        "-I$(srcdir)/src/utils" \
        "-I$(srcdir)/src/wireless-security" \
        "-I$(srcdir)/src/libnm-gtk" \
+       -Isrc/libnma \
        $(GTK_CFLAGS) \
        $(LIBNM_GLIB_CFLAGS) \
        $(GUDEV_CFLAGS)
@@ -540,6 +541,7 @@ src_libnma_libnma_la_CFLAGS = \
        "-I$(srcdir)/src/utils" \
        "-I$(srcdir)/src/wireless-security" \
        "-I$(srcdir)/src/libnma" \
+       -Isrc/libnma \
        $(GTK_CFLAGS) \
        $(LIBNM_CFLAGS) \
        $(GUDEV_CFLAGS) \