package/fluent-bit: fix SSP compile issues with uClibc-ng

Let's disable Security flags for the Buildsystem and
let it handled by Buildroot itself.

Fixes:
 - http://autobuild.buildroot.net/results/c9e/c9ed27a51a68429b2ed2d8eebb1afc919ecbead1/

Signed-off-by: Waldemar Brodkorb <[email protected]>
Signed-off-by: Thomas Petazzoni <[email protected]>

package/fluent-bit/fluent-bit.mk

@@ -15,6 +15,7 @@ FLUENT_BIT_DEPENDENCIES = host-bison host-flex libyaml openssl
 FLUENT_BIT_CONF_OPTS += \
 	-DFLB_DEBUG=No \
 	-DFLB_RELEASE=Yes \
+	-DFLB_SECURITY=No \
 	-DFLB_EXAMPLES=No \
 	-DFLB_CHUNK_TRACE=No \
 	-DFLB_PREFER_SYSTEM_LIBS=Yes \