Set VIC as minimum SDK version for riscv64

Bug: 291150284
Test: Local build of Cuttlefish RISCV targets.
Change-Id: I3879fc9480cac4962d0ecbbf4ab116b331987e82

cc/api_level.go

@@ -31,7 +31,11 @@ func MinApiForArch(ctx android.EarlyModuleContext,
 	case android.Arm64, android.X86_64:
 		return android.FirstLp64Version
 	case android.Riscv64:
-		return android.FutureApiLevel
+		apiLevel, err := android.ApiLevelFromUser(ctx, "VanillaIceCream")
+		if err != nil {
+			panic(err)
+		}
+		return apiLevel
 	default:
 		panic(fmt.Errorf("Unknown arch %q", arch))
 	}