Remove more private libolm headers

include/mtxclient/crypto/client.hpp

@@ -10,10 +10,7 @@
 #include <mtx/identifiers.hpp>
 #include <mtx/requests.hpp>
 
-#include <olm/account.hh>
-#include <olm/error.h>
 #include <olm/olm.h>
-#include <olm/session.hh>
 
 #include "mtxclient/crypto/objects.hpp"
 #include "mtxclient/crypto/types.hpp"

tests/e2ee.cpp

@@ -4,8 +4,6 @@
 
 #include <gtest/gtest.h>
 
-#include "olm/account.hh"
-
 #include "mtxclient/crypto/client.hpp"
 #include "mtxclient/http/client.hpp"
 

tests/utils.cpp

@@ -4,7 +4,6 @@
 #include <mtxclient/crypto/client.hpp>
 
 #include <olm/olm.h>
-#include <olm/utility.hh>
 
 using json = nlohmann::json;