treewide: Capitalize submenus

Fixed a typo in tcpreplay.

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>

net/aircrack-ng/Makefile

@@ -49,7 +49,7 @@ define Package/aircrack-ng
   DEPENDS += +libnl-core +libnl-genl +zlib
   TITLE:=WLAN tools (without airmon-ng) for breaking 802.11 WEP/WPA keys
   URL:=https://www.aircrack-ng.org/
-  SUBMENU:=wireless
+  SUBMENU:=Wireless
 endef
 
 define Package/aircrack-ng/description
@@ -66,7 +66,7 @@ define Package/airmon-ng
   DEPENDS:=+wireless-tools +ethtool +procps-ng +CONFIG_PCI_SUPPORT:pciutils +CONFIG_USB_SUPPORT:usbutils
   TITLE:=Bash script designed to turn wireless cards into monitor mode.
   URL:=http://www.aircrack-ng.org/
-  SUBMENU:=wireless
+  SUBMENU:=Wireless
 endef
 
 define Package/airmon-ng/description