arm64: dts: qcom: sdm630-nile: Correct regulator label name

29.5V (29p5) is obviously wrong for regulator l4 and l5.  Correct them
to be 2.95V (2p95).  No functional change.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210926072215.27517-1-shawn.guo@linaro.org