wlan: CH144 enabled, low throughput fix

If use NV2.bin, throughput number is lower than NV3.
When DL NV contents to FW, decoded value was downloaded.
FW expects encoded NV contents.

Change-Id: I9133a1bf21d688dce117b2e243624597c41dd70c
CRs-fixed: 587860
diff --git a/CORE/VOSS/src/vos_nvitem.c b/CORE/VOSS/src/vos_nvitem.c
index 1d80695..2833d08 100644
--- a/CORE/VOSS/src/vos_nvitem.c
+++ b/CORE/VOSS/src/vos_nvitem.c
@@ -2479,21 +2479,8 @@
 VOS_STATUS vos_nv_getNVEncodedBuffer(v_VOID_t **pNvBuffer,v_SIZE_t *pSize)
 {
    /* Send the NV structure and size */
-   VOS_STATUS status;
-
-   status = vos_nv_isEmbeddedNV();
-
-   if (VOS_STATUS_SUCCESS == status)
-   {
-      *pNvBuffer = (v_VOID_t *)(pEncodedBuf);
-      *pSize = nvReadEncodeBufSize;
-   }
-   else
-   {
-      *pNvBuffer = (v_VOID_t *)(&pnvEFSTable->halnv);
-      *pSize = sizeof(sHalNv);
-   }
-
+   *pNvBuffer = (v_VOID_t *)(pEncodedBuf);
+   *pSize = nvReadEncodeBufSize;
    return VOS_STATUS_SUCCESS;
 }