increase eap-tls max_message_count in fragments scenario

testing/tests/ikev2/rw-eap-tls-fragments/hosts/carol/etc/strongswan.conf

@@ -3,4 +3,10 @@
 charon {
   load = curl aes des sha1 sha2 md5 pem pkcs1 gmp random x509 hmac stroke kernel-netlink socket-default eap-tls updown
   multiple_authentication=no
+
+  plugins {
+    eap-tls {
+      max_message_count = 40
+    }
+  }
 }

testing/tests/ikev2/rw-eap-tls-fragments/hosts/moon/etc/strongswan.conf

@@ -3,4 +3,10 @@
 charon {
   load = curl aes des sha1 sha2 md5 pem pkcs1 gmp random x509 hmac stroke kernel-netlink socket-default eap-tls updown
   multiple_authentication=no
+
+  plugins {
+    eap-tls {
+      max_message_count = 40
+    }
+  }
 }