qcacld-3.0: Fix typo "capabilites"

Replace typo "capabilites" with correct spelling "capabilities".

Change-Id: I1c84c401fd732227d63a159bea7f7f3cefacf153
CRs-Fixed: 2237725
diff --git a/core/mac/inc/sir_api.h b/core/mac/inc/sir_api.h
index 5e0deb7..b008dad 100644
--- a/core/mac/inc/sir_api.h
+++ b/core/mac/inc/sir_api.h
@@ -563,7 +563,7 @@
 } qdf_packed tSirHTConfig, *tpSirHTConfig;
 
 /**
- * struct sir_vht_config - VHT capabilites
+ * struct sir_vht_config - VHT capabilities
  * @max_mpdu_len: MPDU length
  * @supported_channel_widthset: channel width set
  * @ldpc_coding: LDPC coding capability