controller: Fix readability-identifier-naming
```
/home/andrew/src/openbmc/phosphor-led-sysfs/build/../controller.cpp:85:27: error: invalid case style for variable 'BUSNAME' [readability-identifier-naming,-warnings-as-errors]
static constexpr auto BUSNAME = "xyz.openbmc_project.LED.Controller";
^~~~~~~
busname
/home/andrew/src/openbmc/phosphor-led-sysfs/build/../controller.cpp:86:27: error: invalid case style for variable 'OBJPATH' [readability-identifier-naming,-warnings-as-errors]
static constexpr auto OBJPATH = "/xyz/openbmc_project/led/physical";
^~~~~~~
objpath
/home/andrew/src/openbmc/phosphor-led-sysfs/build/../controller.cpp:87:27: error: invalid case style for variable 'DEVPATH' [readability-identifier-naming,-warnings-as-errors]
static constexpr auto DEVPATH = "/sys/class/leds/";
^~~~~~~
devpath
```
Change-Id: I0ea55045d60704ff5744481fdb907cdebda80368
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
1 file changed