m17n_lib: 1.8.2 -> 1.8.4

pkgs/tools/inputmethods/m17n-lib/default.nix

···
 }:
 stdenv.mkDerivation rec {
   pname = "m17n-lib";
-  version = "1.8.2";
+  version = "1.8.4";
 
   src = fetchurl {
     url = "https://download.savannah.gnu.org/releases/m17n/m17n-lib-${version}.tar.gz";
-    hash = "sha256-5bA0SvnxFdlJV6P5ud68T45nG2n4wf1eC2iKeU16J/I=";
+    hash = "sha256-xqJYLG5PKowueihE+lx+s2Oq0lOLBS8gPHEGSd1CHMg=";
   };
 
   strictDeps = true;