Remove plugin from API docs

Author: elpaso

doc/CMakeLists.txt

@@ -57,8 +57,6 @@ IF(WITH_APIDOC)
       ${CMAKE_SOURCE_DIR}/src/core/3d
       ${CMAKE_SOURCE_DIR}/src/core/annotations
       ${CMAKE_SOURCE_DIR}/src/core/auth
-      ${CMAKE_SOURCE_DIR}/src/auth
-      ${CMAKE_SOURCE_DIR}/src/auth/oauth2
       ${CMAKE_SOURCE_DIR}/src/core/diagram
       ${CMAKE_SOURCE_DIR}/src/core/dxf
       ${CMAKE_SOURCE_DIR}/src/core/effects

doc/modules.dox

@@ -44,12 +44,3 @@ The QgsQuick library is built on top of the CORE library and Qt Quick/QML framew
 */
 
 
-
-*/
-
-/** @defgroup auth_plugins Authentication plugins
-
-The QGIS authentication manager uses authentication plugins to provide most common authentication methods.
-
-*/
-