Fix "disable server globally" command for LSP packages (#1907)

Co-authored-by: Predrag Nikolic <predrag.nikolic@codetri.be>
Co-authored-by: Rafał Chłodnicki <rchl2k@gmail.com>

plugin/core/settings.py

@@ -5,6 +5,7 @@
 from .types import Settings
 from .types import SettingsRegistration
 from .typing import Any, Optional, Dict, Callable
+import os
 import sublime
 
 
@@ -83,6 +84,14 @@ def update_configs(self) -> None:
         self._notify_listener()
 
     def _set_enabled(self, config_name: str, is_enabled: bool) -> None:
+        from .sessions import get_plugin
+        plugin = get_plugin(config_name)
+        if plugin:
+            plugin_settings, plugin_settings_name = plugin.configuration()
+            settings_basename = os.path.basename(plugin_settings_name)
+            plugin_settings.set("enabled", is_enabled)
+            sublime.save_settings(settings_basename)
+            return
         settings = sublime.load_settings("LSP.sublime-settings")
         clients = settings.get("clients")
         if isinstance(clients, dict):