Cronet license now includes boringssl instead of openssl.

BUG=390267

Review URL: https://codereview.chromium.org/513413002

Cr-Commit-Position: refs/heads/master@{#292489}

components/cronet/tools/cronet_licenses.py

@@ -41,7 +41,7 @@ def GenerateLicense():
     "ashmem",
     "zlib",
     "modp_b64",
-    "openssl"
+    "boringssl"
   ]
 
   # Start with Chromium's LICENSE file