krita-plugin-gmic: fix and enable strictDeps (#376775)

Author: FliegendeWurst

pkgs/by-name/kr/krita-plugin-gmic/package.nix

@@ -31,15 +31,17 @@ stdenv.mkDerivation (finalAttrs: {
   nativeBuildInputs = [
     cmake
     extra-cmake-modules
+    libsForQt5.qttools
   ];
 
   buildInputs = [
     fftw
     krita.unwrapped
     libsForQt5.kcoreaddons
-    libsForQt5.qttools
   ];
 
+  strictDeps = true;
+
   cmakeFlags = [
     (lib.cmakeFeature "GMIC_QT_HOST" "krita-plugin")
     # build krita's gmic instead of using the one from nixpkgs