Revert "gb: Fix naming and export symbol bssgp_enc_rim_pdu"

This reverts commit 43ad616e4b66913eedc54f136addcc961b6402f8.

 _enc_ functions are for some ies while the _encode_ and _decode_ are
for the full pdu.  so the old name is correct.

Change-Id: Ib0b4a6fd7f8c96e4647a373541e3cccb324c6a11
diff --git a/src/gb/gprs_bssgp_rim.c b/src/gb/gprs_bssgp_rim.c
index 00b3826..63b303e 100644
--- a/src/gb/gprs_bssgp_rim.c
+++ b/src/gb/gprs_bssgp_rim.c
@@ -1059,7 +1059,7 @@
 /*! Encode a given rim-pdu struct into a message buffer.
  *  \param[out] pdu user provided memory that contains the RAN INFORMATION PDU to encode.
  *  \returns BSSGP message buffer on sccess, NULL on error. */
-struct msgb *bssgp_enc_rim_pdu(const struct bssgp_ran_information_pdu *pdu)
+struct msgb *bssgp_encode_rim_pdu(const struct bssgp_ran_information_pdu *pdu)
 {
 	struct msgb *msg = bssgp_msgb_alloc();
 	struct bssgp_normal_hdr *bgph;
@@ -1160,7 +1160,7 @@
 	char ri_dest_str[64];
 
 	/* Encode RIM PDU into mesage buffer */
-	msg = bssgp_enc_rim_pdu(pdu);
+	msg = bssgp_encode_rim_pdu(pdu);
 	if (!msg) {
 		LOGP(DLBSSGP, LOGL_ERROR,
 		     "BSSGP RIM (NSEI=%u) unable to encode BSSGP RIM PDU\n", nsei);