Update configuration properties

Signed-off-by: Tomas Dabasinskas <tomas@dabasinskas.net>

plugins/catalog-backend-module-puppetdb/README.md

@@ -46,7 +46,7 @@ The following configuration is an example of how a setup could look for importin
 ```yaml
 catalog:
   providers:
-    puppet:
+    puppetdb:
       default:
         # (Required) The host of PuppetDB API instance:
         host: https://puppetdb.example.com

plugins/catalog-backend-module-puppetdb/config.d.ts

@@ -29,9 +29,9 @@ export interface Config {
      */
     providers?: {
       /**
-       * Puppet entity provider configuration. Uses "default" as default ID for the single config variant.
+       * PuppetDB Entity Provider configuration. Uses "default" as default ID for the single config variant.
        */
-      puppet?: ProviderConfig | Record<string, ProviderConfig>;
+      puppetdb?: ProviderConfig | Record<string, ProviderConfig>;
     };
   };
 }