Move examples to the right place.

Index: CMakeLists.txt
--- CMakeLists.txt.orig
+++ CMakeLists.txt
@@ -1720,7 +1720,7 @@ if(UA_PACK_DEBIAN)
         "examples/nodeset"
         "examples/pubsub")
 
-    set(open62541_install_examples_dir share/open62541/examples)
+    set(open62541_install_examples_dir share/examples/open62541)
     install(DIRECTORY ${UA_install_examples_dirs} COMPONENT examples DESTINATION ${open62541_install_examples_dir} USE_SOURCE_PERMISSIONS)
 endif()