qcacld-3.0: Enable DBAM feature for volcano

Enable DBAM feature for volcano.

Change-Id: I57a2b524a27326ca9e020600db2b82e16cc7ea96
CRs-Fixed: 3838631

configs/pineapple_gki_qca6750_defconfig

@@ -326,4 +326,6 @@ CONFIG_MULTI_IF_NAME="qca6750"
 CONFIG_CNSS_QCA6750=y
 CONFIG_BUILD_TAG=y
 CONFIG_DP_RX_DESC_COOKIE_INVALIDATE=y
+CONFIG_FEATURE_COEX=y
+CONFIG_WLAN_FEATURE_COEX_DBAM=y
 CONFIG_CFG80211_MLD_AP_STA_CONNECT_UPSTREAM_SUPPORT=y