uclient: update to Git version 2021-05-14

6a6011d uclient-http: set eof mark when content-length is 0
19571e4 tests: fix help usage test for uclient built with sanitizer
c5fc04b tests: fix help usage test

Signed-off-by: Baptiste Jonglez <git@bitsofnetworks.org>

package/libs/uclient/Makefile

@@ -5,9 +5,9 @@ PKG_RELEASE=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/uclient.git
-PKG_MIRROR_HASH:=b0f6ee3bc8e63e8408338c6ff4f214f2f83997a57802062401bdc82931ba9b73
-PKG_SOURCE_DATE:=2021-04-03
-PKG_SOURCE_VERSION:=64e00d6db4c3fc98ec3e8526072abadb7ed9ec0e
+PKG_MIRROR_HASH:=7c443cac02a734dd312c65618f4de17248d188317f30a9fac192c1503b3d5c05
+PKG_SOURCE_DATE:=2021-05-14
+PKG_SOURCE_VERSION:=6a6011df3429ffa5958d12b1327eeda4fd9daa47
 CMAKE_INSTALL:=1
 
 PKG_BUILD_DEPENDS:=ustream-ssl