More alignment with OpenSSL on TLS 1.3 cipher suite constants.

Our TLS 1.3 stack predates OpenSSL's. We chose TLS1_TXT_* to align with
the existing names. OpenSSL made a new convention, TLS1_3_RFC_*. Match
them.

Similar to 53425

Change-Id: I8737d98c9c1d5c201c4726739ddcbe96123d9370
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/53445
Commit-Queue: Bob Beck <bbe@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
diff --git a/ssl/ssl_cipher.cc b/ssl/ssl_cipher.cc
index 79f33ee..7c4c034 100644
--- a/ssl/ssl_cipher.cc
+++ b/ssl/ssl_cipher.cc
@@ -264,7 +264,7 @@
 
     // Cipher 1301
     {
-      TLS1_TXT_AES_128_GCM_SHA256,
+      TLS1_3_RFC_AES_128_GCM_SHA256,
       "TLS_AES_128_GCM_SHA256",
       TLS1_3_CK_AES_128_GCM_SHA256,
       SSL_kGENERIC,
@@ -276,7 +276,7 @@
 
     // Cipher 1302
     {
-      TLS1_TXT_AES_256_GCM_SHA384,
+      TLS1_3_RFC_AES_256_GCM_SHA384,
       "TLS_AES_256_GCM_SHA384",
       TLS1_3_CK_AES_256_GCM_SHA384,
       SSL_kGENERIC,
@@ -288,7 +288,7 @@
 
     // Cipher 1303
     {
-      TLS1_TXT_CHACHA20_POLY1305_SHA256,
+      TLS1_3_RFC_CHACHA20_POLY1305_SHA256,
       "TLS_CHACHA20_POLY1305_SHA256",
       TLS1_3_CK_CHACHA20_POLY1305_SHA256,
       SSL_kGENERIC,