build: use allowed over enabled

Meson feature options are typically in a tri-state of enabled, disabled,
or auto.  The enabled and disabled functions on an option (from
`get_option`) no longer return true for auto features.  Instead, the
expectation is to use `allowed()` which is true for both enabled and auto.

Switch all uses of `enabled` to `allowed`.

Change-Id: I4db060ea85cfae7be96693ec04a09829767351a1
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/fault-monitor/meson.build b/fault-monitor/meson.build
index 39ec458..c314665 100644
--- a/fault-monitor/meson.build
+++ b/fault-monitor/meson.build
@@ -2,7 +2,7 @@
     'monitor-main.cpp',
 ]
 
-if get_option('monitor-operational-status').enabled()
+if get_option('monitor-operational-status').allowed()
     fault_monitor_sources += [
         '../utils.cpp',
         'operational-status-monitor.cpp',
diff --git a/manager/meson.build b/manager/meson.build
index b3eddeb..e2452bd 100644
--- a/manager/meson.build
+++ b/manager/meson.build
@@ -19,7 +19,7 @@
     sources += [led_gen_hpp]
 endif
 
-if get_option('use-lamp-test').enabled()
+if get_option('use-lamp-test').allowed()
     conf_data.set_quoted('LAMP_TEST_OBJECT', '/xyz/openbmc_project/led/groups/lamp_test')
     conf_data.set_quoted('HOST_LAMP_TEST_OBJECT', '/xyz/openbmc_project/led/groups/host_lamp_test')
     conf_data.set_quoted('LAMP_TEST_LED_OVERRIDES_JSON', '/usr/share/phosphor-led-manager/lamp-test-led-overrides.json')
diff --git a/meson.build b/meson.build
index d4ee899..f2502a1 100644
--- a/meson.build
+++ b/meson.build
@@ -19,10 +19,10 @@
 conf_data.set_quoted('LED_FAULT', 'fault')
 
 conf_data.set('CLASS_VERSION', 1)
-conf_data.set('LED_USE_JSON', get_option('use-json').enabled())
-conf_data.set('USE_LAMP_TEST', get_option('use-lamp-test').enabled())
-conf_data.set('MONITOR_OPERATIONAL_STATUS', get_option('monitor-operational-status').enabled())
-conf_data.set('PERSISTENT_LED_ASSERTED', get_option('persistent-led-asserted').enabled())
+conf_data.set('LED_USE_JSON', get_option('use-json').allowed())
+conf_data.set('USE_LAMP_TEST', get_option('use-lamp-test').allowed())
+conf_data.set('MONITOR_OPERATIONAL_STATUS', get_option('monitor-operational-status').allowed())
+conf_data.set('PERSISTENT_LED_ASSERTED', get_option('persistent-led-asserted').allowed())
 
 sdbusplus_dep = dependency('sdbusplus')
 sdeventplus_dep = dependency('sdeventplus')
diff --git a/test/meson.build b/test/meson.build
index 29d4b95..300e977 100644
--- a/test/meson.build
+++ b/test/meson.build
@@ -13,7 +13,7 @@
         gmock_dep = gtest_proj.dependency('gmock')
   else
         assert(
-            not get_option('tests').enabled(),
+            not get_option('tests').allowed(),
             'Googletest is required if tests are enabled'
         )
   endif
@@ -28,7 +28,7 @@
   'utest.cpp',
   'utest-led-json.cpp',
 ]
-if get_option('persistent-led-asserted').enabled()
+if get_option('persistent-led-asserted').allowed()
   test_sources += [
     '../manager/serialize.cpp',
   ]