xous: add interrupts to irq-capable calls

These calls should be possible to make during interrupts.

Signed-off-by: Sean Cross <sean@xobs.io>

xous-rs/src/syscall.rs

@@ -1279,6 +1279,8 @@ impl SysCall {
         matches!(
             self,
             SysCall::TryConnect(_)
+                | SysCall::FreeInterrupt(_)
+                | SysCall::ClaimInterrupt(_, _, _)
                 | SysCall::TryReceiveMessage(_)
                 | SysCall::ReturnToParent(_, _)
                 | SysCall::ReturnScalar5(_, _, _, _, _, _)