Add the new RIL requests to start/stop network scan

The CL defines the RIL API including the methods and structs which will
be used start and stop the network scan.

Test: Telephony Sanity Test
Bug: 30954762

Change-Id: I18462bf4aa5e8a9497d5eb214d905e4e7c827a04
diff --git a/radio/1.1/IRadioIndication.hal b/radio/1.1/IRadioIndication.hal
index 8cba71b..27b6ec2 100644
--- a/radio/1.1/IRadioIndication.hal
+++ b/radio/1.1/IRadioIndication.hal
@@ -31,4 +31,12 @@
     * @param type Type of radio indication
     */
    oneway carrierInfoForImsiEncryption(RadioIndicationType info);
-};
+
+    /**
+     * Incremental network scan results
+     *
+     * @param type Type of radio indication
+     * @param result Network scan result as NetworkScanResult defined in types.hal
+     */
+    oneway networkScanResult(RadioIndicationType type, NetworkScanResult result);
+};
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