Remove BLE Read declarations

As discussed in conversations

Signed-off-by: Caldeira, Quentin <QuentinCaldeira@eaton.com>

Author: QuentinCaldeira-eaton

src/platform/Zephyr/BLEManagerImpl.h

@@ -71,10 +71,6 @@ class BLEManagerImpl final : public BLEManager, private BleLayer, private BlePla
                         PacketBufferHandle pBuf);
     bool SendWriteRequest(BLE_CONNECTION_OBJECT conId, const ChipBleUUID * svcId, const ChipBleUUID * charId,
                           PacketBufferHandle pBuf);
-    bool SendReadRequest(BLE_CONNECTION_OBJECT conId, const ChipBleUUID * svcId, const ChipBleUUID * charId,
-                         PacketBufferHandle pBuf);
-    bool SendReadResponse(BLE_CONNECTION_OBJECT conId, BLE_READ_REQUEST_CONTEXT requestContext, const ChipBleUUID * svcId,
-                          const ChipBleUUID * charId);
 
     // ===== Members that implement virtual methods on BleApplicationDelegate.