pseq: Create phosphor-power-control application

Create the initial version of the phosphor-power-control application.

Update meson.build file to support.

Signed-off-by: Jim Wright <jlwright@us.ibm.com>
Change-Id: I07e1389672236856deadf3452c2485b152d6b57d
diff --git a/phosphor-power-sequencer/src/meson.build b/phosphor-power-sequencer/src/meson.build
index d16083d..5d4b953 100644
--- a/phosphor-power-sequencer/src/meson.build
+++ b/phosphor-power-sequencer/src/meson.build
@@ -1,6 +1,6 @@
 phosphor_power_sequencer = executable(
-    'phosphor-pseq-ucd90320-monitor',
-    'ucd90320_monitor.cpp',
+    'phosphor-power-control',
+    'power_control.cpp',
     implicit_include_directories: false,
     install: true
 )