tsl2561_i2c.c change double to float

guowenxue

2021-01-23 6558c927350a3fbfe8b168f89590572146f7b2c2

 modules/c/ds18b20.c

@@ -32,7 +32,7 @@
                return 1;
        }

        printf("DS19B20 get temperature: %f ℃\n", temp);
        printf("DS18B20 get temperature: %f ℃\n", temp);
        return 0;
}