displaylink: add missing phase hooks

pkgs/os-specific/linux/displaylink/default.nix

@@ -41,12 +41,15 @@ stdenv.mkDerivation (finalAttrs: {
   nativeBuildInputs = [ unzip makeWrapper ];
 
   unpackPhase = ''
+    runHook preUnpack
     unzip $src
     chmod +x displaylink-driver-${finalAttrs.version}.run
     ./displaylink-driver-${finalAttrs.version}.run --target . --noexec --nodiskspace
+    runHook postUnpack
   '';
 
   installPhase = ''
+    runHook preInstall
     install -Dt $out/lib/displaylink *.spkg
     install -Dm755 ${bins}/DisplayLinkManager $out/bin/DisplayLinkManager
     mkdir -p $out/lib/udev/rules.d $out/share
@@ -60,6 +63,7 @@ stdenv.mkDerivation (finalAttrs: {
 
     # We introduce a dependency on the source file so that it need not be redownloaded everytime
     echo $src >> "$out/share/workspace_dependencies.pin"
+    runHook postInstall
   '';
 
   dontStrip = true;