[source] hostapd: remove unused local var declaration

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/63462910ddb01d9a7391d793228767628aa65db2

commit 63462910ddb01d9a7391d793228767628aa65db2
Author: Leon M. George <leon at georgemail.eu>
AuthorDate: Mon Nov 20 17:38:09 2017 +0100

    hostapd: remove unused local var declaration
    
    Signed-off-by: Leon M. George <leon at georgemail.eu>
---
 package/network/services/hostapd/files/hostapd.sh | 2 --
 1 file changed, 2 deletions(-)

diff --git a/package/network/services/hostapd/files/hostapd.sh b/package/network/services/hostapd/files/hostapd.sh
index f4f8b8e..d3a8ad1 100644
--- a/package/network/services/hostapd/files/hostapd.sh
+++ b/package/network/services/hostapd/files/hostapd.sh
@@ -769,8 +769,6 @@ wpa_supplicant_add_network() {
 		append network_data "mcast_rate=$mc_rate" "$N$T"
 	}
 
-	local ht_str
-
 	cat >> "$_config" <<EOF
 network={
 	$scan_ssid