imv: use replace-fail

Signed-off-by: Sefa Eyeoglu <contact@scrumplex.net>

pkgs/by-name/im/imv/package.nix

@@ -109,8 +109,8 @@ stdenv.mkDerivation rec {
     # so we have to fix those to the binaries we installed into the /nix/store
 
     substituteInPlace "$out/bin/imv" \
-      --replace "imv-wayland" "$out/bin/imv-wayland" \
-      --replace "imv-x11" "$out/bin/imv-x11"
+      --replace-fail "imv-wayland" "$out/bin/imv-wayland" \
+      --replace-fail "imv-x11" "$out/bin/imv-x11"
   '';
 
   doCheck = true;