thermal: int340x: processor_thermal: Correct workload type name

Change "Burusty" to "bursty".

Reported-by: Michael Larabel <Michael@phoronix.com>
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20201210213324.2113041-1-srinivas.pandruvada@linux.intel.com