ekf2: fix typo

src/modules/ekf2/ekf2_main.cpp

@@ -132,7 +132,7 @@ private:
 	 * Update the internal state estimate for a blended GPS solution that is a weighted average of the phsyical
 	 * receiver solutions. This internal state cannot be used directly by estimators because if physical receivers
 	 * have significant position differences, variation in receiver estimated accuracy will cause undesirable
-	 * variation in the position soution.
+	 * variation in the position solution.
 	*/
 	bool blend_gps_data();
 
@@ -2038,7 +2038,7 @@ bool Ekf2::blend_gps_data()
  * Update the internal state estimate for a blended GPS solution that is a weighted average of the phsyical receiver solutions
  * with weights are calculated in calc_gps_blend_weights(). This internal state cannot be used directly by estimators
  * because if physical receivers have significant position differences,  variation in receiver estimated accuracy will
- * cause undesirable variation in the position soution.
+ * cause undesirable variation in the position solution.
 */
 void Ekf2::update_gps_blend_states()
 {