Fix installing xerces-c library.

src/app/puzzle/puzzle.qbs

@@ -17,6 +17,12 @@ VToolApp {
     targetName: buildconfig.appTarget
     multibundle.targetApps: ["Valentina"]
 
+    Properties {
+        condition: buildconfig.useConanPackages && buildconfig.enableMultiBundle
+        conan.XercesC.libInstallDir: qbs.installPrefix + "/" + buildconfig.installLibraryPath
+        conan.XercesC.installLib: true
+    }
+
     files: [
         "main.cpp",
         "vpapplication.cpp",

src/app/tape/tape.qbs

@@ -21,6 +21,12 @@ VToolApp {
     targetName: buildconfig.appTarget
     multibundle.targetApps: ["Valentina"]
 
+    Properties {
+        condition: buildconfig.useConanPackages && buildconfig.enableMultiBundle
+        conan.XercesC.libInstallDir: qbs.installPrefix + "/" + buildconfig.installLibraryPath
+        conan.XercesC.installLib: true
+    }
+
     files: [
         "main.cpp",
         "tmainwindow.cpp",

src/app/valentina/valentina.qbs

@@ -32,6 +32,12 @@ VToolApp {
     buildconfig.appTarget: qbs.targetOS.contains("macos") ? "Valentina" : "valentina"
     targetName: buildconfig.appTarget
 
+    Properties {
+        condition: buildconfig.useConanPackages
+        conan.XercesC.libInstallDir: qbs.installPrefix + "/" + buildconfig.installLibraryPath
+        conan.XercesC.installLib: true
+    }
+
     files: [
         "main.cpp",
         "mainwindow.cpp",

src/libs/ifc/ifc.qbs

@@ -19,11 +19,6 @@ VLib {
         condition: Utilities.versionCompare(Qt.core.version, "6") >= 0 && buildconfig.useConanPackages
     }
 
-    Properties {
-        condition: buildconfig.useConan && (qbs.targetOS.contains("macos") || qbs.targetOS.contains("windows"))
-        conan.XercesC.installLib: true
-    }
-
     name: "IFCLib"
     files: [
         "ifcdef.h",