File gstreamer-pie.patch of Package gstreamer

diff -urp gstreamer-1.16.0.orig/libs/gst/helpers/meson.build gstreamer-1.16.0/libs/gst/helpers/meson.build
--- gstreamer-1.16.0.orig/libs/gst/helpers/meson.build	2019-01-26 19:10:08.000000000 -0600
+++ gstreamer-1.16.0/libs/gst/helpers/meson.build	2019-06-12 15:06:33.120486636 -0500
@@ -5,6 +5,7 @@ executable('gst-plugin-scanner',
   dependencies : [gobject_dep, gmodule_dep, glib_dep, mathlib, gst_dep],
   install_dir : helpers_install_dir,
   install: true,
+  pie: true,
 )
 
 # Used in test env setup to make tests find plugin scanner in build tree
@@ -18,6 +19,7 @@ if bashcomp_found
     dependencies : [gobject_dep, glib_dep, gst_dep],
     install_dir : helpers_install_dir,
     install: true,
+    pie: true,
   )
 endif
 
@@ -118,7 +120,8 @@ if have_ptp
     include_directories : [configinc, libsinc],
     dependencies : [gio_dep, gobject_dep, glib_dep, mathlib, gst_dep, cap_dep],
     install_dir : helpers_install_dir,
-    install : true)
+    install : true,
+    pie : true)
 
   meson.add_install_script('ptp_helper_post_install.sh',
       helpers_install_dir, with_ptp_helper_permissions,