[tracker/sam/man1] build: Install manpages to man/man1 directory

[Sam Thursfield <sthursfield src gnome org>]

commit 7f4c69a192c8755cec4b718936fa2a515bd7102f
Author: Sam Thursfield <sam afuera me uk>
Date:   Tue Jun 16 23:44:58 2020 +0200

    build: Install manpages to man/man1 directory
    
    Fixes https://gitlab.gnome.org/GNOME/tracker/-/issues/201

 docs/manpages/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/docs/manpages/meson.build b/docs/manpages/meson.build
index 413d1e591..be2fa58b5 100644
--- a/docs/manpages/meson.build
+++ b/docs/manpages/meson.build
@@ -32,6 +32,6 @@ foreach m : manpages
     input: xml,
     output: manpage,
     install: true,
-    install_dir: get_option('mandir'),
+    install_dir: get_option('mandir') / 'man1',
   )
 endforeach