[FL-2279] IR doxygen, rename irda -> infrared (#1010)

* IR: Doxygen docs, some rename
* Rename irda -> infrared
* Rollback collateral renames

Co-authored-by: あく <alleteam@gmail.com>

applications/infrared/infrared_runner.cpp

@@ -0,0 +1,9 @@
+#include "infrared_app.h"
+
+extern "C" int32_t infrared_app(void* p) {
+    InfraredApp* app = new InfraredApp();
+    int32_t result = app->run(p);
+    delete app;
+
+    return result;
+}