Remove application loop benchmark - doesn't test real loop path

tests/benchmarks/core/bench_application_loop.cpp

@@ -1,50 +0,0 @@
-#include <benchmark/benchmark.h>
-
-#include "esphome/core/application.h"
-#include "esphome/core/component.h"
-#include "esphome/core/hal.h"
-
-namespace esphome::benchmarks {
-
-// A minimal component with an empty loop for benchmarking dispatch overhead
-class NoopComponent : public Component {
- public:
-  void loop() override {}
-  float get_setup_priority() const override { return 0.0f; }
-  // Expose protected method for benchmarking
-  void set_loop_state() { this->set_component_state_(COMPONENT_STATE_LOOP); }
-};
-
-// --- WarnIfComponentBlockingGuard overhead ---
-
-static void BM_WarnIfComponentBlockingGuard(benchmark::State &state) {
-  NoopComponent component;
-  uint32_t now = millis();
-
-  for (auto _ : state) {
-    WarnIfComponentBlockingGuard guard{&component, now};
-    now = guard.finish();
-    benchmark::DoNotOptimize(now);
-  }
-}
-BENCHMARK(BM_WarnIfComponentBlockingGuard);
-
-// --- Component virtual dispatch overhead ---
-
-static void BM_ComponentDispatch(benchmark::State &state) {
-  NoopComponent component;
-  component.set_loop_state();
-  uint32_t now = millis();
-
-  for (auto _ : state) {
-    {
-      WarnIfComponentBlockingGuard guard{&component, now};
-      component.loop();
-      now = guard.finish();
-    }
-    benchmark::DoNotOptimize(now);
-  }
-}
-BENCHMARK(BM_ComponentDispatch);
-
-}  // namespace esphome::benchmarks