Update distrho.spec

Signed-off-by: madomado <madonuko@outlook.com>

anda/misc/distrho/distrho.spec

@@ -3,6 +3,10 @@
 %define _disable_source_fetch 0
 %global github_release 2021-03-15
 %global rel_tag 2021_03_15
+# apparently -pedantic is the opposite of -fpermissive
+# https://stackoverflow.com/questions/10932479/in-gcc-how-can-i-mute-the-fpermissive-warning#51447005
+%global _distro_extra_cflags -pedantic
+%global _distro_extra_cxxflags -pedantic
 
 Name:       distrho
 Version:    0
@@ -197,15 +201,15 @@ Summary:    Plugin for drumsynth
 %prep
 %autosetup -p1 -n DISTRHO-Ports-%{github_release}
 
-%build
+%conf
 %meson -Dbuild-vst2=true -Dbuild-vst3=true -Dbuild-lv2=true
+
+%build
 %meson_build
 
 %install
 %meson_install
 
-
-
 %files dexed
 %doc README.md
 %license doc/GPL.txt