Add POLKIT_GOBJECT_LIBRARY_DIRS to the link_directories

Add the library paths for the glib/gobject libraries to the list of
link_directories in the CMakeLists.txt files for core, gui, and
agent subdirectories to cater for glib not being in /usr.

Signed-off-by: aneejit1 <aneejit1@gmail.com>
(cherry picked from commit 89acf6a1fd)

agent/CMakeLists.txt

@@ -21,6 +21,7 @@ include_directories(
 
 link_directories(
   ${TQT_LIBRARY_DIRS}
+  ${POLKIT_GOBJECT_LIBRARY_DIRS}
 )
 
 

core/CMakeLists.txt

@@ -19,6 +19,7 @@ include_directories(
 
 link_directories(
   ${TQT_LIBRARY_DIRS}
+  ${POLKIT_GOBJECT_LIBRARY_DIRS}
 )
 
 

gui/CMakeLists.txt

@@ -20,6 +20,7 @@ include_directories(
 
 link_directories(
   ${TQT_LIBRARY_DIRS}
+  ${POLKIT_GOBJECT_LIBRARY_DIRS}
 )