Fix fabric port conditional check

Summary: Fix conditional check implemented in D63735194 which mistakenly printed loopback IPs for fabric ports in the fboss2 show interface command.

Reviewed By: shri-khare

Differential Revision: D64424798

fbshipit-source-id: e0f54f244be4df1c333cd3f14d1c7699d1126d6d

fboss/cli/fboss2/commands/show/interface/CmdShowInterface.h

@@ -283,7 +283,9 @@ class CmdShowInterface
       std::string name = *interface.name();
       std::vector<std::string> prefixes;
 
-      if (interface.portType() == cfg::PortType::FABRIC_PORT ||
+      // TODO (jycleung) portType is a new field addition to the interface.
+      // When D63407523 is rolled out to the fleet, remove the name check.
+      if (interface.portType() != cfg::PortType::FABRIC_PORT &&
           !name.starts_with("fab")) { // Skip addresses for fabric ports
         for (const auto& prefix : *interface.prefixes()) {
           prefixes.push_back(