buildroot: Update to 2021.02.10 stable point release
This brings in the latest point release for the buildroot branch we're
on, which is mostly securty fixes to the packages and tools.
Importantly it includes a fix for localedef when the host has GCC 11,
such as RHEL9.
Signed-off-by: Joel Stanley <joel@jms.id.au>
diff --git a/buildroot b/buildroot
index 2c7a998..2b611ab 160000
--- a/buildroot
+++ b/buildroot
@@ -1 +1 @@
-Subproject commit 2c7a9984796b03506a1a2b1ccf3f76fc85733c17
+Subproject commit 2b611ab062a57fdc287be80f8e9d28d64ceb1b52