ci: add Dcs to extension variation (#742)

Author: surajsbharadwaj

ibm_catalog.json

@@ -1322,6 +1322,10 @@
                                     "displayname": "Madrid 02 (mad02) PER",
                                     "value": "mad02"
                                 },
+                                {
+                                    "displayname": "Madrid 04 (mad04) PER",
+                                    "value": "mad04"
+                                },
                                 {
                                     "displayname": "Montreal 01 (mon01)",
                                     "value": "mon01"
@@ -1334,6 +1338,10 @@
                                     "displayname": "Sao Paulo 01 (sao01)",
                                     "value": "sao01"
                                 },
+                                {
+                                    "displayname": "Sao Paulo 04 (sao04)",
+                                    "value": "sao04"
+                                },
                                 {
                                     "displayname": "Sydney 04 (syd04)",
                                     "value": "syd04"