use fs.copyfile instead of deprecated copy

copy arg in configure_file API is deprecated since meson
version 0.64.0. As we moved to meson version 1.1.1 we can
leverage the filesystem module copyfile() to achive the
same result.

Change-Id: I8ec540a505060306ff643a153cb2ca1b1ca4d35e
Signed-off-by: Manojkiran Eda <manojkiran.eda@gmail.com>
diff --git a/softoff/meson.build b/softoff/meson.build
index fb46280..9c8f443 100644
--- a/softoff/meson.build
+++ b/softoff/meson.build
@@ -17,9 +17,11 @@
            install_dir: get_option('bindir'))
 
 if get_option('systemd').enabled()
-  configure_file(input: 'services/pldmSoftPowerOff.service',
-                   output: 'pldmSoftPowerOff.service',
-                   copy: true,
-                   install_dir: systemd_system_unit_dir)
+  filesystem.copyfile(
+    'services/pldmSoftPowerOff.service',
+    'pldmSoftPowerOff.service',
+    install: true,
+    install_dir: systemd_system_unit_dir
+  )
 endif