fix the offering_icon_url (#3)

Author: ocofaigh

ibm_catalog.json

@@ -22,7 +22,7 @@
         "short_description": "Creates and configures IBM Cloud catalog resources",
         "long_description": "This architecture supports creating and configuring IBM Cloud catalog resources.",
         "offering_docs_url": "https://github.com/terraform-ibm-modules/terraform-ibm-catalog-management/blob/main/README.md",
-        "offering_icon_url": "https://raw.githubusercontent.com/terraform-ibm-modules/terraform-ibm-scc/main/images/ibm-cloud.svg",
+        "offering_icon_url": "https://raw.githubusercontent.com/terraform-ibm-modules/terraform-ibm-catalog-management/main/images/ibm-cloud.svg",
         "provider_name": "IBM",
         "features": [
           {