Revert "PhoneCapabilities changes for device capabilities"

This reverts commit e1d1b0b92c4f91ce6bf4259bae93eb7c48e3ae05.

Reason for revert: Change not supported by vendor

Change-Id: I5e2cdf0797124e0a1d272ca4b0525d2425954c3f
Merged-In: I9b268f41614149b5cd55caf3d730b25bb1f885e9
diff --git a/radio/config/1.3/IRadioConfig.hal b/radio/config/1.3/IRadioConfig.hal
index d01f54b..a0ce6e0 100644
--- a/radio/config/1.3/IRadioConfig.hal
+++ b/radio/config/1.3/IRadioConfig.hal
@@ -27,13 +27,5 @@
  * serial to different methods), multiple responses (one for each method call) must still be served.
  */
 interface IRadioConfig extends @1.1::IRadioConfig {
-    /**
-     * Request current phone capability.
-     *
-     * @param serial Serial number of request.
-     *
-     * Response callback is IRadioResponse.getPhoneCapabilityResponse_1_3() which
-     * will return <@1.3::PhoneCapability>.
-     */
-    oneway getPhoneCapability_1_3(int32_t serial);
+
 };