HPCC-13147 Build errors on Windows 64 bit

When building windows 64 bit, there are several simple compile errors.
jdebug.cpp line 895 (GetProcessAffinityMask)
ldapconnection.cpp 2747,2751,2753 (ConvertCToW)
This PR fixes the ones in JLIB and esphttp lib

Signed-off-by: William Whitehead <william.whitehead@lexisnexis.com>

system/jlib/jdebug.cpp

@@ -892,7 +892,7 @@ unsigned getAffinityCpus()
 {
     unsigned numCpus = 0;
     DWORD ProcessAffinityMask, SystemAffinityMask;
-    if (GetProcessAffinityMask(GetCurrentProcess(), &ProcessAffinityMask, &SystemAffinityMask))
+    if (GetProcessAffinityMask(GetCurrentProcess(), (PDWORD_PTR)&ProcessAffinityMask, (PDWORD_PTR)&SystemAffinityMask))
     {
         unsigned i = 0;
         while (ProcessAffinityMask)

system/security/LdapSecurity/ldapconnection.cpp

@@ -2745,12 +2745,12 @@ public:
             m_ldapconfig->getLdapHost(server);
             fullserver.append(server.str());
             LPWSTR whost = (LPWSTR)alloca((fullserver.length() +1) * sizeof(WCHAR));
-            ConvertCToW(whost, fullserver.str());
+            ConvertCToW((unsigned short *)whost, fullserver.str());
 
             LPWSTR wusername = (LPWSTR)alloca((strlen(username) + 1) * sizeof(WCHAR));
-            ConvertCToW(wusername, username);
+            ConvertCToW((unsigned short *)wusername, username);
             LPWSTR wnewpasswd = (LPWSTR)alloca((strlen(newPassword) + 1) * sizeof(WCHAR));
-            ConvertCToW(wnewpasswd, newPassword);
+            ConvertCToW((unsigned short *)wnewpasswd, newPassword);
             usriSetPassword.usri1003_password  = wnewpasswd;
             nStatus = NetUserSetInfo(whost, wusername,  1003, (LPBYTE)&usriSetPassword, NULL);