libreoffice: fix #152506 - add explicit dependencies on grep and coreutils to wrapper

pkgs/applications/office/libreoffice/wrapper.nix

@@ -1,9 +1,9 @@
-{ libreoffice, runCommand, dbus, bash }:
+{ libreoffice, runCommand, coreutils, gnugrep, dbus, bash }:
 let
   jdk = libreoffice.jdk;
 in
 (runCommand libreoffice.name {
-  inherit dbus libreoffice jdk bash;
+  inherit coreutils dbus gnugrep libreoffice jdk bash;
 } ''
   mkdir -p "$out/bin"
   ln -s "${libreoffice}/share" "$out/share"

pkgs/applications/office/libreoffice/wrapper.sh

@@ -2,7 +2,7 @@
 export JAVA_HOME="${JAVA_HOME:-@jdk@}"
 #export SAL_USE_VCLPLUGIN="${SAL_USE_VCLPLUGIN:-gen}"
 
-if uname | grep Linux > /dev/null &&
+if "@coreutils@"/bin/uname | "@gnugrep@"/bin/grep Linux > /dev/null &&
        ! ( test -n "$DBUS_SESSION_BUS_ADDRESS" ); then
     dbus_tmp_dir="/run/user/$(id -u)/libreoffice-dbus"
     if ! test -d "$dbus_tmp_dir" && test -d "/run"; then
@@ -25,7 +25,7 @@ for PROFILE in $NIX_PROFILES; do
     fi
 done
 
-"@libreoffice@/bin/$(basename "$0")" "$@"
+"@libreoffice@/bin/$("@coreutils@"/bin/basename "$0")" "$@"
 code="$?"
 
 test -n "$dbus_socket_dir" && { rm -rf "$dbus_socket_dir"; kill $dbus_pid; }