kde5.kservice: remove unused setup hook

pkgs/desktops/kde-5/frameworks/kservice/setup-hook.sh

@@ -1,43 +0,0 @@
-addServicePkg() {
-    local propagated
-    for dir in "share/kservices5" "share/kservicetypes5"; do
-        if [[ -d "$1/$dir" ]]; then
-            propagated=
-            for pkg in $propagatedBuildInputs; do
-                if [[ "z$pkg" == "z$1" ]]; then
-                    propagated=1
-                    break
-                fi
-            done
-            if [[ -z $propagated ]]; then
-                propagatedBuildInputs="$propagatedBuildInputs $1"
-            fi
-
-            propagated=
-            for pkg in $propagatedUserEnvPkgs; do
-                if [[ "z$pkg" == "z$1" ]]; then
-                    propagated=1
-                    break
-                fi
-            done
-            if [[ -z $propagated ]]; then
-                propagatedUserEnvPkgs="$propagatedUserEnvPkgs $1"
-            fi
-
-            break
-        fi
-    done
-}
-
-envHooks+=(addServicePkg)
-
-local propagated
-for pkg in $propagatedBuildInputs; do
-    if [[ "z$pkg" == "z@out@" ]]; then
-        propagated=1
-        break
-    fi
-done
-if [[ -z $propagated ]]; then
-    propagatedBuildInputs="$propagatedBuildInputs @out@"
-fi