brcm2708: removes backported patch (linux-4.4.7)

This regression was introduced while rebasing LEDE's commits over the latest
OpenWrt repository.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

target/linux/brcm2708/patches-4.4/0143-pinctrl-bcm2835-Fix-cut-and-paste-error-in-pull-pars.patch

@@ -1,25 +0,0 @@
-From 5e3168449aa5a105df7043bfeb425b4dd929dea6 Mon Sep 17 00:00:00 2001
-From: Phil Elwell <phil@raspberrypi.org>
-Date: Tue, 9 Feb 2016 09:52:13 +0000
-Subject: [PATCH 143/232] pinctrl-bcm2835: Fix cut-and-paste error in "pull"
- parsing
-
-The DT bindings for pinctrl-bcm2835 allow both the function and pull
-to contain either one entry or one per pin. However, an error in the
-DT parsing can cause failures if the number of pulls differs from the
-number of functions.
----
- drivers/pinctrl/bcm/pinctrl-bcm2835.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
---- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c
-+++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
-@@ -802,7 +802,7 @@ static int bcm2835_pctl_dt_node_to_map(s
- 		}
- 		if (num_pulls) {
- 			err = of_property_read_u32_index(np, "brcm,pull",
--					(num_funcs > 1) ? i : 0, &pull);
-+					(num_pulls > 1) ? i : 0, &pull);
- 			if (err)
- 				goto out;
- 			err = bcm2835_pctl_dt_node_to_map_pull(pc, np, pin,