opkg: bump to git HEAD

 8769c75 pkg_hash: don't suggest incompatible packages

Signed-off-by: Daniel Golle <[email protected]>

package/system/opkg/Makefile

@@ -14,9 +14,9 @@ PKG_FLAGS:=essential
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://git.openwrt.org/project/opkg-lede.git
-PKG_SOURCE_DATE:=2020-08-31
-PKG_SOURCE_VERSION:=cf44c2feb606b60ba3f35392e102c281ef6ea0da
-PKG_MIRROR_HASH:=0d7be9f8f86864e2a9999145210ecaa286fb85cfae131ec502609a6d1e435871
+PKG_SOURCE_DATE:=2020-10-30
+PKG_SOURCE_VERSION:=8769c75199b4668878176bde0e5faebf3bc61663
+PKG_MIRROR_HASH:=601af77e6855e30fd9b82184bf3cdbc9395fe46ad971a65c8ad5e1329e94c545
 
 PKG_LICENSE:=GPL-2.0
 PKG_LICENSE_FILES:=COPYING