bitbake: bump to v2.1.6

Signed-off-by: Eduardo Silva <[email protected]>

Author: edsiper

fluent-bit-2.1.5.bb renamed to fluent-bit-2.1.6.bb

@@ -16,7 +16,7 @@ LIC_FILES_CHKSUM = "file://LICENSE;md5=2ee41112a44fe7014dce33e26468ba93"
 SECTION = "net"
 
 PR = "r0"
-PV = "2.1.5"
+PV = "2.1.6"
 
 SRCREV = "v${PV}"
 SRC_URI = "git://github.com/fluent/fluent-bit.git;nobranch=1"