docs: mention that service defaults upstream config sections should not contain wildcards (#10451)

website/content/docs/connect/config-entries/service-defaults.mdx

@@ -213,13 +213,13 @@ UpstreamConfig = {
                 name: 'Name',
                 type: 'string: ""',
                 description:
-                  'The upstream name to apply the configuration to.',
+                  'The upstream name to apply the configuration to. This should not be set to the wildcard specifier `*`.',
               },
               {
                 name: 'Namespace',
                 type: 'string: ""',
                 description:
-                  'The namespace of the upstream.',
+                  'The namespace of the upstream. This should not be set to the wildcard specifier `*`.',
               },
               {
                 name: 'Protocol',
@@ -327,18 +327,6 @@ UpstreamConfig = {
           type: 'UpstreamConfig: <optional>',
           description: `Default configuration that applies to all upstreams of the given service.`,
           children: [
-              {
-                name: 'Name',
-                type: 'string: ""',
-                description:
-                  'The upstream name to apply the configuration to.',
-              },
-              {
-                name: 'Namespace',
-                type: 'string: ""',
-                description:
-                  'The namespace of the upstream.',
-              },
               {
                 name: 'Protocol',
                 type: 'string: ""',