removed attributes for code blocks that dont use

Author: pabel-rh

modules/model-context-protocol-tools/proc-verifying-successful-installation-of-mcp-plugins.adoc

@@ -13,7 +13,7 @@ oc project {my-product-namespace}
 ----
 . Inspect the logs for the installation of the {product-very-short} dynamic plugins using the following code:
 +
-[source,subs="+attributes]
+[source]
 ----
 oc logs -c install-dynamic-plugins deployment/<my-product-deployment>
 ----
@@ -22,7 +22,7 @@ oc logs -c install-dynamic-plugins deployment/<my-product-deployment>
 
 . You must see an entry for the MCP backend server plugin as shown in the following code:
 +
-[source,subs="+attributes]
+[source]
 ----
 ..... prior logs ....
 ======= Installing dynamic plugin oci://ghcr.io/redhat-developer/rhdh-plugin-export-overlays/backstage-plugin-mcp-actions-backend:next__0.2.0!backstage-plugin-mcp-actions-backend
@@ -31,7 +31,7 @@ oc logs -c install-dynamic-plugins deployment/<my-product-deployment>
 ----
 . You must see entries for any of the MCP tool plugins you installed as shown in the following code:
 +
-[source,subs="+attributes]
+[source]
 ----
 ..... prior logs ....
 ======= Installing dynamic plugin oci://ghcr.io/redhat-developer/rhdh-plugin-export-overlays/red-hat-developer-hub-backstage-plugin-software-catalog-mcp-tool:next__0.2.0!red-hat-developer-hub-backstage-plugin-software-catalog-mcp-tool