Correct exports; add some file serialization; fix service base object serialization

src/core/hle/service/qtm/qtm_c.h

@@ -12,6 +12,9 @@ class QTM_C final : public ServiceFramework<QTM_C> {
 public:
     QTM_C();
     ~QTM_C() = default;
+
+private:
+    SERVICE_SERIALIZATION_SIMPLE
 };
 
 } // namespace Service::QTM

src/core/hle/service/qtm/qtm_s.h

@@ -12,6 +12,9 @@ class QTM_S final : public ServiceFramework<QTM_S> {
 public:
     QTM_S();
     ~QTM_S() = default;
+
+private:
+    SERVICE_SERIALIZATION_SIMPLE
 };
 
 } // namespace Service::QTM

src/core/hle/service/qtm/qtm_sp.h

@@ -12,6 +12,9 @@ class QTM_SP final : public ServiceFramework<QTM_SP> {
 public:
     QTM_SP();
     ~QTM_SP() = default;
+
+private:
+    SERVICE_SERIALIZATION_SIMPLE
 };
 
 } // namespace Service::QTM

src/core/hle/service/qtm/qtm_u.h

@@ -12,6 +12,9 @@ class QTM_U final : public ServiceFramework<QTM_U> {
 public:
     QTM_U();
     ~QTM_U() = default;
+
+private:
+    SERVICE_SERIALIZATION_SIMPLE
 };
 
 } // namespace Service::QTM