Add the missing short interrupt. This fixes the schema warning:

wled@d800: interrupt-names: ['ovp'] is too short

Fixes: fe508ced ("arm64: dts: qcom: pm6150l: Add wled node")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Luca Weiss <luca@z3ntu.xyz>
Link: https://lore.kernel.org/r/20230626-topic-bindingsfixups-v1-3-254ae8642e69@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>