[VOL-4080] Extend GetExtValue api to read transceiver rx-power on demand.

Change-Id: I2916b83e859977ee57282c8a4fffad7926ce9861
diff --git a/go.sum b/go.sum
index 05b0f2c..0880e73 100644
--- a/go.sum
+++ b/go.sum
@@ -161,8 +161,8 @@
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