meson: Rename host power state checking option

Having 'enable' in the name of a feature option is redundant.

Signed-off-by: Matt Spinler <spinler@us.ibm.com>
Change-Id: I1c75d4aaffb2611bd91dc3b9669806b2cc076615
diff --git a/meson_options.txt b/meson_options.txt
index 4dc768a..50a8b4f 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -112,6 +112,6 @@
 )
 
 option(
-    'enable-host-state', type: 'feature', value: 'disabled',
-    description: 'Enable host state.'
+    'use-host-power-state', type: 'feature', value: 'disabled',
+    description: 'Enable using the host power state for power state checks.'
 )