[COMPLIANCE] License update (#18479)

Update BUSL LICENSE to include licensed product and version.

Co-authored-by: hashicorp-copywrite[bot] <110428419+hashicorp-copywrite[bot]@users.noreply.github.com>

.copywrite.hcl

@@ -25,6 +25,8 @@ project {
     "agent/proxycfg/proxycfg.deepcopy.go",
     "agent/grpc-middleware/rate_limit_mappings.gen.go",
     "agent/uiserver/dist/**",
+    # licensed under MPL - ignoring for now until the copywrite tool can support
+    # multiple licenses per repo.
     "sdk/**",
     "api/**",
   ]

LICENSE

@@ -4,7 +4,7 @@ License text copyright (c) 2020 MariaDB Corporation Ab, All Rights Reserved.
 Parameters
 
 Licensor:             HashiCorp, Inc.
-Licensed Work:        The Licensed Work is (c) 2023 HashiCorp, Inc.
+Licensed Work:        Consul 1.17.0. The Licensed Work is (c) 2023 HashiCorp, Inc.
 Additional Use Grant: You may make production use of the Licensed Work,
                       provided such use does not include offering the Licensed Work
                       to third parties on a hosted or embedded basis which is