internal/licenses: accept OpenSSL

Legal approved the OpenSSL license.

Change-Id: Ifb50498806e03b470bb3e9df2425387c91355168
Reviewed-on: https://team-review.git.corp.google.com/c/golang/discovery/+/766369
CI-Result: Cloud Build <devtools-proctor-result-processor@system.gserviceaccount.com>
Reviewed-by: Julie Qiu <julieqiu@google.com>
diff --git a/internal/licenses/licenses.go b/internal/licenses/licenses.go
index 912b04c..292466b 100644
--- a/internal/licenses/licenses.go
+++ b/internal/licenses/licenses.go
@@ -144,6 +144,7 @@
 		"MIT-0":                true,
 		"MPL-2.0":              true,
 		"NCSA":                 true,
+		"OpenSSL":              true,
 		"OSL-3.0":              true,
 		"Unlicense":            true,
 		"Zlib":                 true,
@@ -176,6 +177,7 @@
 	"CC0-1.0":              true,
 	"JSON":                 true,
 	"MIT-0":                true,
+	"OpenSSL":              true,
 	"Unlicense":            true,
 }