Add Seeed Studio mmWave Kit MR24HPC1 (#5761)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
Co-authored-by: Peter Pan <twinkle-pirate@hotmail.com>

esphome/components/seeed_mr24hpc1/select/existence_boundary_select.h

@@ -0,0 +1,18 @@
+#pragma once
+
+#include "esphome/components/select/select.h"
+#include "../seeed_mr24hpc1.h"
+
+namespace esphome {
+namespace seeed_mr24hpc1 {
+
+class ExistenceBoundarySelect : public select::Select, public Parented<MR24HPC1Component> {
+ public:
+  ExistenceBoundarySelect() = default;
+
+ protected:
+  void control(const std::string &value) override;
+};
+
+}  // namespace seeed_mr24hpc1
+}  // namespace esphome