FL-262 Interrupt manager (#270)

* interrupt manager
* init interrupt manager
* add usage to lf-rfid app
* check ready flag
* move interrupts code to target hal
* fix path

core/api-hal/api-interrupt-mgr.h

@@ -0,0 +1,19 @@
+#pragma once
+#include "flipper_v2.h"
+
+typedef void (*InterruptCallback)(void*, void*);
+
+typedef enum {
+    InterruptTypeComparatorTrigger = 0,
+} InterruptType;
+
+typedef struct {
+    InterruptCallback callback;
+    InterruptType type;
+    void* context;
+    bool ready;
+} InterruptCallbackItem;
+
+bool api_interrupt_init();
+void api_interrupt_add(InterruptCallback callback, InterruptType type, void* context);
+void api_interrupt_remove(InterruptCallback callback);