fix(license): add .gitignore to REUSE defaults

36 packages use this while 26 use *.pam and 21 use *.logrotate. Seems
anecdotally common enough to add this here.

src/arch-nspawn.in

@@ -116,9 +116,6 @@ copy_hostconf () {
 		cp "$makepkg_conf" "$working_dir/etc/makepkg.conf"
 		if [[ -d "${makepkg_conf}.d" ]] && is_globfile "${makepkg_conf}.d"/*.conf; then
 			mkdir --parents "$working_dir/etc/makepkg.conf.d/"
-			if is_globfile "$working_dir/etc/makepkg.conf.d"/*.conf; then
-				rm --force "$working_dir/etc/makepkg.conf.d"/*.conf
-			fi
 			cp "${makepkg_conf}.d/"*.conf "$working_dir/etc/makepkg.conf.d/"
 		fi
 	fi

src/lib/license/setup.sh

@@ -188,6 +188,7 @@ path = [
     "README.md",
     "keys/**",
     ".SRCINFO",
+    ".gitignore",
     ".nvchecker.toml",
     "*.install",
     "*.sysusers",