Fix for OpenSSL::SSL::SSLContext set_minmax_proto_version removal. (#327)

Author: MSP-Greg

.github/workflows/test.yaml

@@ -25,6 +25,7 @@ jobs:
           - "3.1"
           - "3.2"
           - "3.3"
+          - "3.4"
           - "head"
           - "jruby"
           - "truffleruby"

spec/nio/selectables/ssl_socket_spec.rb

@@ -39,7 +39,8 @@
       ctx.cert = ssl_cert
       ctx.key = ssl_key
       unless @tls.empty?
-        if ctx.respond_to? :set_minmax_proto_version, true
+        if ctx.respond_to? :max_version=
+          ctx.min_version = @tls[0]
           ctx.max_version = @tls[0]
         else
           ctx.ssl_version = @tls[1]