meson: Use hyphens everywhere in gperf.c filenames

src/home/meson.build

@@ -42,7 +42,7 @@ if conf.get('HAVE_LIBFIDO2') == 1
 endif
 
 homed_gperf_c = custom_target(
-        'homed_gperf.c',
+        'homed-gperf.c',
         input : 'homed-gperf.gperf',
         output : 'homed-gperf.c',
         command : [gperf, '@INPUT@', '--output-file', '@OUTPUT@'])

src/login/meson.build

@@ -29,7 +29,7 @@ systemd_logind_extract_sources = files(
 )
 
 logind_gperf_c = custom_target(
-        'logind_gperf.c',
+        'logind-gperf.c',
         input : 'logind-gperf.gperf',
         output : 'logind-gperf.c',
         command : [gperf, '@INPUT@', '--output-file', '@OUTPUT@'])

src/resolve/meson.build

@@ -79,13 +79,13 @@ dns_type_to_name_h = custom_target(
         capture : true)
 
 resolved_gperf_c = custom_target(
-        'resolved_gperf.c',
+        'resolved-gperf.c',
         input : 'resolved-gperf.gperf',
         output : 'resolved-gperf.c',
         command : [gperf, '@INPUT@', '--output-file', '@OUTPUT@'])
 
 resolved_dnssd_gperf_c = custom_target(
-        'resolved_dnssd_gperf.c',
+        'resolved-dnssd-gperf.c',
         input : 'resolved-dnssd-gperf.gperf',
         output : 'resolved-dnssd-gperf.c',
         command : [gperf, '@INPUT@', '--output-file', '@OUTPUT@'])