apps/canutils/libcanard: Update version

canutils/libcanard/Kconfig

@@ -20,7 +20,7 @@ config LIBCANARD_URL
 
 config LIBCANARD_VERSION
 	string "libcanard Version"
-	default "b28bf6ac337e55d49037fd9904d4b951760c4690"
+	default "e4a1d52be862b03e5872add75890e67bf1d9187c"
 	---help---
 		libcanard version.
 

canutils/libcanard/Makefile

@@ -46,7 +46,6 @@ LIBCANARD_UNPACKNAME = libcanard-$(LIBCANARD_VERSION)
 LIBCANARD_PACKNAME = $(LIBCANARD_UNPACKNAME)$(PACKEXT)
 LIBCANARD_SRCDIR = $(LIBCANARD_UNPACKNAME)
 LIBCANARD_DRVDIR = $(LIBCANARD_SRCDIR)$(DELIM)drivers$(DELIM)nuttx
-LIBCANARD_PATCHNAME = nuttx-$(LIBCANARD_VERSION).patch
 
 APPS_INCDIR = $(APPDIR)$(DELIM)include$(DELIM)canutils
 
@@ -79,9 +78,6 @@ $(LIBCANARD_UNPACKNAME): $(LIBCANARD_PACKNAME)
 	@echo "Unpacking: $< -> $@"
 	$(call DELDIR, $@)
 	$(Q) $(UNPACK) $<
-	$(Q) if [ -r $(LIBCANARD_PATCHNAME) ]; then \
-		cat $(LIBCANARD_PATCHNAME) | patch -p0 || { echo "ERROR: Patch failed"; exit 1; }; \
-		fi
 	$(Q) touch $@
 
 $(LIBCANARD_SRCDIR)$(DELIM)canard.h: $(LIBCANARD_UNPACKNAME)

canutils/libcanard/nuttx-b28bf6ac337e55d49037fd9904d4b951760c4690.patch

@@ -1,11 +0,0 @@
---- libcanard-b28bf6ac337e55d49037fd9904d4b951760c4690/drivers/nuttx/canard_nuttx.c.orig	2016-07-21 09:10:10.781658371 -0600
-+++ libcanard-b28bf6ac337e55d49037fd9904d4b951760c4690/drivers/nuttx/canard_nuttx.c	2016-07-21 09:10:26.608658284 -0600
-@@ -10,7 +10,7 @@
- #include <poll.h>
- #include <string.h>
- #include <unistd.h>
--#include <nuttx/can.h>
-+#include <nuttx/drivers/can.h>
- 
- int canardNuttXInit(CanardNuttXInstance* out_ins, const char* can_iface_name)
- {