In the function __wlan_hdd_cfg80211_set_wifi_test_config, if the
rf_test_mode is enabled in the 6GHz Security Test Mode vendor attribute
config, the if check returns the function without continuing to test the
next attribute. So to prevent this, correct the logical error.
Change-Id: Id42ead2416ce48b9203f8b4a085f80c7a33bad8e
CRs-Fixed: 2920598