correct product dependency

OPSI/control

@@ -1,6 +1,6 @@
 [Package]
 version: RELEASE
-depends: aio ghostscript
+depends: 
 incremental: False
 
 [Product]
@@ -8,7 +8,7 @@ type: localboot
 id: edocprintpro
 name: eDocPrintPro PDF Druckertreiber FREE
 description: Mit eDocPrintPro koennen Sie PDF Dokumente aus jeder Applikation auf jedem Arbeitsplatz erzeugen.
-advice: 
+advice: ADVICE
 version: VERSION
 priority: PRIORITY
 licenseRequired: False
@@ -30,3 +30,13 @@ description: which architecture (32/64 bit) has to be installed
 values: ["32 only", "64 only", "both", "system specific"]
 default: ["system specific"]
 
+[ProductDependency]
+action: setup
+requiredProduct: ghostscript
+requiredStatus: installed
+
+[ProductDependency]
+action: setup
+requiredProduct: aio
+requiredStatus: installed
+