AP_HAL_VRBrain: Remove set_overrides() method

libraries/AP_HAL_VRBRAIN/RCInput.cpp

@@ -86,15 +86,6 @@ uint8_t VRBRAINRCInput::read(uint16_t* periods, uint8_t len)
     return len;
 }
 
-bool VRBRAINRCInput::set_overrides(int16_t *overrides, uint8_t len)
-{
-    bool res = false;
-    for (uint8_t i = 0; i < len; i++) {
-        res |= set_override(i, overrides[i]);
-    }
-    return res;
-}
-
 bool VRBRAINRCInput::set_override(uint8_t channel, int16_t override) {
     if (override < 0) {
         return false; /* -1: no change. */

libraries/AP_HAL_VRBRAIN/RCInput.h

@@ -23,7 +23,6 @@ public:
     }
         
     
-    bool set_overrides(int16_t *overrides, uint8_t len) override;
     bool set_override(uint8_t channel, int16_t override) override;
     void clear_overrides() override;