s/give/a given/

Co-authored-by: Shota Gvinepadze <wineson@gmail.com>
diff --git a/core/vpn/manager.go b/core/vpn/manager.go
index a9a1f66..78e8449 100644
--- a/core/vpn/manager.go
+++ b/core/vpn/manager.go
@@ -16,7 +16,7 @@
 	RegisterDevice(d types.DeviceInfo) (*types.NetworkMap, error)
 	// Completely removes device with given public key from the network.
 	RemoveDevice(pubKey types.PublicKey) error
-	// Returns network configuration for a device with give public key.
+	// Returns network configuration for a device with a given public key.
 	// Result of this call must be encrypted with the same public key before
 	// sending it back to the client, so only the owner of it's corresponding
 	// private key is able to decrypt and use it.