[openwrt/openwrt] wifi-scripts: sync enable_background_radar in ucode with old version

[LEDE Commits]

nbd pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/e5168715156ef5b71791c1ce16a9aeec0f94cb30

commit e5168715156ef5b71791c1ce16a9aeec0f94cb30
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Tue Jan 14 13:29:40 2025 +0100

    wifi-scripts: sync enable_background_radar in ucode with old version
    
    It needs to be opt-in instead of opt-out, since there is no reliable way to
    determine if the extra background radar chain has an antenna connected.
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 .../config/wifi-scripts/files-ucode/usr/share/ucode/wifi/hostapd.uc     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package/network/config/wifi-scripts/files-ucode/usr/share/ucode/wifi/hostapd.uc b/package/network/config/wifi-scripts/files-ucode/usr/share/ucode/wifi/hostapd.uc
index adbfc1b978..0e3cfc5b90 100644
--- a/package/network/config/wifi-scripts/files-ucode/usr/share/ucode/wifi/hostapd.uc
+++ b/package/network/config/wifi-scripts/files-ucode/usr/share/ucode/wifi/hostapd.uc
@@ -493,7 +493,7 @@ function generate(config) {
 	if (!phy_features.radar_background || config.band != '5g')
 		delete config.enable_background_radar;
 	else
-		set_default(config, 'enable_background_radar', phy_features.radar_background);
+		set_default(config, 'enable_background_radar', false);
 
 	append_vars(config, [ 'acs_chan_bias', 'acs_exclude_dfs', 'enable_background_radar' ]);