[wip] diagnose: fix for boost 1.87

Author: div72

src/wallet/diagnose.cpp

@@ -15,7 +15,7 @@ bool Diagnose::m_hasPoolProjects = false;
 bool Diagnose::m_configured_for_investor_mode = false;
 std::unordered_map<Diagnose::TestNames, Diagnose*> Diagnose::m_name_to_test_map;
 CCriticalSection Diagnose::cs_diagnostictests;
-boost::asio::io_service Diagnose::s_ioService;
+boost::asio::io_context Diagnose::s_ioService;
 
 /**
  * The function check the time is correct on your PC. It checks the skew in the clock.

src/wallet/diagnose.h

@@ -185,7 +185,7 @@ class Diagnose
     static CCriticalSection cs_diagnostictests;                                   //!< used to protect the critical sections, for multithreading
     TestNames m_test_name;                                                        //!< This must be defined for derived classes. Each derived class must declare the name of the test and add to the TestNames enum
     static std::unordered_map<Diagnose::TestNames, Diagnose*> m_name_to_test_map; //!< a map to save the test and a pointer to it. Some tests are related and need to access the results of each other.
-    static boost::asio::io_service s_ioService;
+    static boost::asio::io_context s_ioService;
 };
 
 /**