Add libudev-devel as new BR.

fldigi.spec

@@ -19,27 +19,28 @@ Source100:      fldigi.appdata.xml
 #BuildRequires:  automake autoconf libtool
 
 BuildRequires:  asciidoc
+BuildRequires:  desktop-file-utils
+BuildRequires:  fltk-devel >= 1.3
+BuildRequires:  gettext
 BuildRequires:  gcc gcc-c++
 BuildRequires:  hamlib-devel
-BuildRequires:  fltk-devel >= 1.3
 %{?fedora:BuildRequires:  flxmlrpc-devel}
 %if 0%{?rhel} < 8
 BuildRequires:  fltk-static libXcursor-devel
 %endif
 BuildRequires:  libjpeg-devel
 BuildRequires:  libpng-devel
-BuildRequires:  portaudio-devel >= 19-4
 BuildRequires:  libsndfile-devel
-BuildRequires:  desktop-file-utils
 BuildRequires:  libsamplerate-devel
-BuildRequires:  pulseaudio-libs-devel
-BuildRequires:  gettext
 BuildRequires:  libXinerama-devel
+BuildRequires:  libudev-devel
+BuildRequires:  make
+BuildRequires:  portaudio-devel >= 19-4
+BuildRequires:  pulseaudio-libs-devel
 %if 0%{?fedora}
 # For appstream-util
 BuildRequires:  libappstream-glib
 %endif
-BuildRequires: make
 
 %{?fedora:Recommends:     trustedqsl}