clang-tidy: partially fix modernize-use-equals-default

src/modules/land_detector/FixedwingLandDetector.h

@@ -56,6 +56,7 @@ class FixedwingLandDetector final : public LandDetector
 {
 public:
 	FixedwingLandDetector();
+	~FixedwingLandDetector() override = default;
 
 protected:
 

src/modules/land_detector/MulticopterLandDetector.h

@@ -60,6 +60,7 @@ class MulticopterLandDetector : public LandDetector
 {
 public:
 	MulticopterLandDetector();
+	~MulticopterLandDetector() override = default;
 
 protected:
 	void _update_params() override;

src/modules/land_detector/RoverLandDetector.h

@@ -50,6 +50,7 @@ class RoverLandDetector : public LandDetector
 {
 public:
 	RoverLandDetector() = default;
+	~RoverLandDetector() override = default;
 
 protected:
 	bool _get_ground_contact_state() override;

src/modules/land_detector/VtolLandDetector.cpp

@@ -46,10 +46,6 @@
 namespace land_detector
 {
 
-VtolLandDetector::VtolLandDetector()
-{
-}
-
 void VtolLandDetector::_update_topics()
 {
 	MulticopterLandDetector::_update_topics();

src/modules/land_detector/VtolLandDetector.h

@@ -52,7 +52,8 @@ namespace land_detector
 class VtolLandDetector : public MulticopterLandDetector
 {
 public:
-	VtolLandDetector();
+	VtolLandDetector() = default;
+	~VtolLandDetector() override = default;
 
 protected:
 	void _update_topics() override;

src/modules/mavlink/mavlink_ulog.cpp

@@ -66,10 +66,6 @@ MavlinkULog::MavlinkULog(int datarate, float max_rate_factor, uint8_t target_sys
 	_next_rate_check = _last_sent_time + _rate_calculation_delta_t * 1.e6f;
 }
 
-MavlinkULog::~MavlinkULog()
-{
-}
-
 void MavlinkULog::start_ack_received()
 {
 	if (_waiting_for_initial_ack) {

src/modules/mavlink/mavlink_ulog.h

@@ -102,7 +102,7 @@ private:
 
 	MavlinkULog(int datarate, float max_rate_factor, uint8_t target_system, uint8_t target_component);
 
-	~MavlinkULog();
+	~MavlinkULog() = default;
 
 	static void lock()
 	{