qcacld-3.0: Enable CONFIG_WLAN_STREAMFS for CFR
Set CONFIG_WLAN_STREAMFS depend on CONFIG_RELAY,
which can support write CFR data to the node:
/sys/kernel/debug/xxx/cfrwlan/cfr_dump0
Change-Id: I2a9b1920c55ca16277282d5430ad3f3de5c4795d
CRs-Fixed: 2902315