[Buildroot] [PATCH] package/go: security bump to version 1.21.3

[Peter Korsgaard]

>>>>> "Peter" == Peter Korsgaard <peter at korsgaard.com> writes:

 > Fixes CVE-2023-39325: rapid stream resets can cause excessive work
 > A malicious HTTP/2 client which rapidly creates requests and immediately
 > resets them can cause excessive server resource consumption.  While the
 > total number of requests is bounded to the http2.Server.MaxConcurrentStreams
 > setting, resetting an in-progress request allows the attacker to create a
 > new request while the existing one is still executing.

 > go1.21.3 (released 2023-10-10) includes a security fix to the net/http
 > package.

 > Signed-off-by: Peter Korsgaard <peter at korsgaard.com>

Committed, thanks.

-- 
Bye, Peter Korsgaard