Moved PLL X,Y script from k1script to k1script1.
The following changes were made accordingly
k1script is set to STOP state by supervisorctl.
We will see how it goes with k1script1 for a while.

The directory :
　/opt/rtcds/userapps/release/cds/common/scripts/epics-motor-control/keysights/

File :
 freqmonitor_XPLL.py
 freqmonitor_YPLL.py
  => Unify to freqmonitor_PLL.py
  freqmonitor_PLL.py [PLL_X or PLL_Y].

 pcas_xpll.py
 pcas_ypll.py
  => Unified to pcas_pll.py
  pcas_pll.py [PLL_X or PLL_Y]

Operating Environment:
 conda activate freqpll
  The following environment is installed in this environment.
  [Procedure].
  $ conda create -n freqpll python=3.8
  $ conda activate freqpll
  $ conda install pyvisa
  $ conda install pyvisa-py

Supervisorctl Related:
 /etc/supervisor/conf.d/k1als.conf
 $ sudo supervisorctl reread