kernel/svc: Correct function signature of SignalProcessWideKey

This function doesn't actually return a result code, so we can amend the
signature of it to match.

src/core/hle/kernel/svc.cpp

@@ -1650,8 +1650,7 @@ static ResultCode WaitProcessWideKeyAtomic(Core::System& system, VAddr mutex_add
 }
 
 /// Signal process wide key
-static ResultCode SignalProcessWideKey(Core::System& system, VAddr condition_variable_addr,
-                                       s32 target) {
+static void SignalProcessWideKey(Core::System& system, VAddr condition_variable_addr, s32 target) {
     LOG_TRACE(Kernel_SVC, "called, condition_variable_addr=0x{:X}, target=0x{:08X}",
               condition_variable_addr, target);
 
@@ -1726,8 +1725,6 @@ static ResultCode SignalProcessWideKey(Core::System& system, VAddr condition_var
             system.PrepareReschedule(thread->GetProcessorID());
         }
     }
-
-    return RESULT_SUCCESS;
 }
 
 // Wait for an address (via Address Arbiter)

src/core/hle/kernel/svc_wrap.h

@@ -112,11 +112,6 @@ void SvcWrap(Core::System& system) {
     FuncReturn(system, retval);
 }
 
-template <ResultCode func(Core::System&, u64, s32)>
-void SvcWrap(Core::System& system) {
-    FuncReturn(system, func(system, Param(system, 0), static_cast<s32>(Param(system, 1))).raw);
-}
-
 template <ResultCode func(Core::System&, u64, u32)>
 void SvcWrap(Core::System& system) {
     FuncReturn(system, func(system, Param(system, 0), static_cast<u32>(Param(system, 1))).raw);
@@ -327,6 +322,11 @@ void SvcWrap(Core::System& system) {
     func(system, static_cast<s64>(Param(system, 0)));
 }
 
+template <void func(Core::System&, u64, s32)>
+void SvcWrap(Core::System& system) {
+    func(system, Param(system, 0), static_cast<s32>(Param(system, 1)));
+}
+
 template <void func(Core::System&, u64, u64)>
 void SvcWrap(Core::System& system) {
     func(system, Param(system, 0), Param(system, 1));