build: Tools should be native

They should be pulled from the native path not the cross path.

Change-Id: Iec5cd8cbef7fc74f7171a33eda50f3175d376414
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/meson.build b/meson.build
index fee46f1..ef22fa0 100644
--- a/meson.build
+++ b/meson.build
@@ -12,8 +12,8 @@
 # Get sdbusplus dependency.
 sdbusplus_dep = dependency('sdbusplus', required: false)
 if sdbusplus_dep.found()
-    sdbusplusplus_prog = find_program('sdbus++')
-    sdbuspp_gen_meson_prog = find_program('sdbus++-gen-meson')
+    sdbusplusplus_prog = find_program('sdbus++', native: true)
+    sdbuspp_gen_meson_prog = find_program('sdbus++-gen-meson', native: true)
 else
     sdbusplus_proj = subproject('sdbusplus', required: true)
     sdbusplus_dep = sdbusplus_proj.get_variable('sdbusplus_dep')