Remove dummy entry from Rainier power seq YAML

Following https://gerrit.openbmc-project.xyz/c/openbmc/phosphor-power/+/26667,
the GPIOAnalysis section is optional and unneeded on Rainier.  Remove dummy
entry.

Signed-off-by: Jim Wright <jlwright@us.ibm.com>
Change-Id: I152cbe906e054087ff31bb2be101f1d5e52c5707
1 file changed