docs: fix URLs for FunctionalPlus and PocoCpp (#729)

Author: hades

docs/packages/pkg/FunctionalPlus.rst

@@ -9,7 +9,7 @@
 FunctionalPlus
 ==============
 
--  `Official <https://https://github.com/Dobiasd/FunctionalPlus/>`__
+-  `Official <https://github.com/Dobiasd/FunctionalPlus/>`__
 -  `Example <https://github.com/cpp-pm/hunter/blob/master/examples/FunctionalPlus/CMakeLists.txt>`__
 
 .. literalinclude:: /../examples/FunctionalPlus/CMakeLists.txt

docs/packages/pkg/PocoCpp.rst

@@ -12,7 +12,7 @@ PocoCpp
 
 POCO C++ Libraries
 
--  `Official <https://https://pocoproject.org>`__
+-  `Official <https://pocoproject.org>`__
 -  `Official Repository <https://github.com/pocoproject/poco>`__
 -  `Hunterized Repository <https://github.com/cpp-pm/poco>`__