Use C locale in Bash scripts.

Fixes openssl#17228.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/17674)

(cherry picked from commit bd654f7e98)

dev/release.sh

@@ -9,6 +9,10 @@
 # This is the most shell agnostic way to specify that POSIX rules.
 POSIXLY_CORRECT=1
 
+# Force C locale because some commands (like date +%b) relies
+# on the current locale.
+export LC_ALL=C
+
 usage () {
     cat <<EOF
 Usage: release.sh [ options ... ]