Reverting group plugin fix

Author: squidfunk

material/plugins/group/config.py

@@ -27,12 +27,5 @@
 
 # Group plugin configuration
 class GroupConfig(Config):
-    # While the canonical type for this setting is obviously bool, setting it
-    # from environment variables seems to have different effects on different
-    # systems. For instance, setting CI=true seems to correctly work on macOS,
-    # but not on Linux – see https://t.ly/MWj0H.
-    #
-    # Thus, as long as the value evaluates to a truthy or falsy value, the
-    # plugin will work as expected, until we find a better solution.
-    enabled = Type((bool, str, int), default = False)
+    enabled = Type(bool, default = False)
     plugins = Type((list, dict))

src/plugins/group/config.py

@@ -27,12 +27,5 @@
 
 # Group plugin configuration
 class GroupConfig(Config):
-    # While the canonical type for this setting is obviously bool, setting it
-    # from environment variables seems to have different effects on different
-    # systems. For instance, setting CI=true seems to correctly work on macOS,
-    # but not on Linux – see https://t.ly/MWj0H.
-    #
-    # Thus, as long as the value evaluates to a truthy or falsy value, the
-    # plugin will work as expected, until we find a better solution.
-    enabled = Type((bool, str, int), default = False)
+    enabled = Type(bool, default = False)
     plugins = Type((list, dict))