patcher.template.sh: escape variables

Fix issue with spaces in path.

Author: genail

Assets/PatchKit Patcher/Editor/patcher.template.sh

@@ -6,14 +6,14 @@ SECRET=$3
 INSTALLDIR=$4
 LOCKFILE=$5
 
-LD_DIRS=`find $EXEDIR -name "x86_64" -printf "%p:"`
-LD_DIRS=$LD_DIRS`find $EXEDIR -name "x86" -printf "%p:"`
+LD_DIRS="`find "$EXEDIR" -name "x86_64" -printf "%p:"`"
+LD_DIRS="$LD_DIRS`find "$EXEDIR" -name "x86" -printf "%p:"`"
 
-export LD_LIBRARY_PATH=$LD_DIRS
+export LD_LIBRARY_PATH="$LD_DIRS"
 
-if [ -n $LOCKFILE ]
+if [ -n "$LOCKFILE" ]
 then
-    $EXEDIR/$PATCHER_EXE --installdir $INSTALLDIR --secret $SECRET --lockfile $LOCKFILE
+    "$EXEDIR/$PATCHER_EXE" --installdir "$INSTALLDIR" --secret "$SECRET" --lockfile "$LOCKFILE"
 else
-    $EXEDIR/$PATCHER_EXE --installdir $INSTALLDIR --secret $SECRET
-fi
+    "$EXEDIR/$PATCHER_EXE" --installdir "$INSTALLDIR" --secret "$SECRET"
+fi