chore: replace panic to fallback in freze_type.go

Signed-off-by: Manish Dait <daitmanish88@gmail.com>

Author: manishdait

sdk/freeze_type.go

@@ -29,7 +29,7 @@ func (freezeType FreezeType) String() string {
 		return "FREEZE_ABORT"
 	case FreezeTypeTelemetryUpgrade:
 		return "TELEMETRY_UPGRADE"
+	default:
+		return fmt.Sprintf("UNKNOWN_FREEZE_TYPE(%d)", freezeType)
 	}
-
-	panic(fmt.Sprintf("unreachable: FreezeType.String() switch statement is non-exhaustive. Status: %v", uint32(freezeType)))
 }

sdk/freeze_type_unit_test.go

@@ -34,14 +34,7 @@ func TestUnitFreezeTypeString(t *testing.T) {
 	}
 }
 
-func TestUnitFreezeTypeStringPanicsOnUnknownValue(t *testing.T) {
+func TestUnitFreezeTypeStringFallbackUnknownValue(t *testing.T) {
 	t.Parallel()
-
-	require.PanicsWithValue(
-		t,
-		"unreachable: FreezeType.String() switch statement is non-exhaustive. Status: 6",
-		func() {
-			_ = FreezeType(6).String()
-		},
-	)
+	require.Equal(t, "UNKNOWN_FREEZE_TYPE(6)", FreezeType(6).String())
 }