kernel/svc: Make svcCreateThread/svcStartThread/svcSleepThread/svcExitThread calls show up in the debug log

These are actually quite important indicators of thread lifetimes, so
they should be going into the debug log, rather than being treated as
misc info and delegated to the trace log.

src/core/hle/kernel/svc.cpp

@@ -1208,7 +1208,7 @@ static void ExitProcess(Core::System& system) {
 /// Creates a new thread
 static ResultCode CreateThread(Core::System& system, Handle* out_handle, VAddr entry_point, u64 arg,
                                VAddr stack_top, u32 priority, s32 processor_id) {
-    LOG_TRACE(Kernel_SVC,
+    LOG_DEBUG(Kernel_SVC,
               "called entrypoint=0x{:08X}, arg=0x{:08X}, stacktop=0x{:08X}, "
               "threadpriority=0x{:08X}, processorid=0x{:08X} : created handle=0x{:08X}",
               entry_point, arg, stack_top, priority, processor_id, *out_handle);
@@ -1266,7 +1266,7 @@ static ResultCode CreateThread(Core::System& system, Handle* out_handle, VAddr e
 
 /// Starts the thread for the provided handle
 static ResultCode StartThread(Core::System& system, Handle thread_handle) {
-    LOG_TRACE(Kernel_SVC, "called thread=0x{:08X}", thread_handle);
+    LOG_DEBUG(Kernel_SVC, "called thread=0x{:08X}", thread_handle);
 
     const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
     const SharedPtr<Thread> thread = handle_table.Get<Thread>(thread_handle);
@@ -1289,7 +1289,7 @@ static ResultCode StartThread(Core::System& system, Handle thread_handle) {
 
 /// Called when a thread exits
 static void ExitThread(Core::System& system) {
-    LOG_TRACE(Kernel_SVC, "called, pc=0x{:08X}", system.CurrentArmInterface().GetPC());
+    LOG_DEBUG(Kernel_SVC, "called, pc=0x{:08X}", system.CurrentArmInterface().GetPC());
 
     auto* const current_thread = system.CurrentScheduler().GetCurrentThread();
     current_thread->Stop();
@@ -1299,7 +1299,7 @@ static void ExitThread(Core::System& system) {
 
 /// Sleep the current thread
 static void SleepThread(Core::System& system, s64 nanoseconds) {
-    LOG_TRACE(Kernel_SVC, "called nanoseconds={}", nanoseconds);
+    LOG_DEBUG(Kernel_SVC, "called nanoseconds={}", nanoseconds);
 
     enum class SleepType : s64 {
         YieldWithoutLoadBalancing = 0,