Dell S6100 Platform API 2.0 fixes (#16208)

Why I did it
Dell S6100 Platform components needs to be updated.

How I did it
Modified platform.json to fix the issue.

How to verify it
Run sonic-mgmt component test and check whether it passes.

device/dell/x86_64-dell_s6100_c2538-r0/platform.json

@@ -469,7 +469,13 @@
             },
             {
                 "name": "QSFP+ or later"
-            }
+            },
+            {
+                "name": "SFP/SFP+/SFP28"
+            },
+            {
+                "name": "SFP/SFP+/SFP28"
+	    }
         ]
     },
     "interfaces": {}