[libgda] Disable experimental xslt and skel provider

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 8f4ac09686e40a5171ffad1e5bf64d74cb88a5e0
Author: Daniel Espinosa <esodan gmail com>
Date:   Sun Jan 31 16:38:27 2021 -0600

    Disable experimental xslt and skel provider

 meson.build           | 2 +-
 providers/meson.build | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index f7ac2f573..f057ad3fd 100644
--- a/meson.build
+++ b/meson.build
@@ -385,7 +385,7 @@ install_data(libgda_pc,
        install_dir: join_paths(get_option('libdir'),'pkgconfig')
        )
 
-if libxslt_dep.found()
+if libxslt_dep.found() and get_option('experimental')
        libgda_xslt_pc = configure_file(
                input: 'libgda-xslt-'+project_api_version+'.pc.in',
                output: 'libgda-xslt-'+project_api_version+'.pc',
diff --git a/providers/meson.build b/providers/meson.build
index 0cca2b174..4622fe18e 100644
--- a/providers/meson.build
+++ b/providers/meson.build
@@ -2,7 +2,9 @@ raw_spec=find_program('raw_spec.py')
 
 subdir('reuseable')
 subdir('sqlite')
+if get_option('experimental')
 subdir('skel-implementation')
+endif
 
 if sqlcipher_dep.found() and get_option('sqlcipher')
 subdir('sqlcipher')