Add description for reports message (#1600)

Add "Vault Health Reports can be used to evaluate the security of your Bitwarden Personal or Organization Vault" description to the source string, "Identify and close security gaps in your online accounts by clicking the reports below."

src/locales/en/messages.json

@@ -1445,7 +1445,8 @@
     "message": "Reports"
   },
   "reportsDesc": {
-    "message": "Identify and close security gaps in your online accounts by clicking the reports below."
+    "message": "Identify and close security gaps in your online accounts by clicking the reports below.",
+    "description": "Vault Health Reports can be used to evaluate the security of your Bitwarden Personal or Organization Vault."
   },
   "unsecuredWebsitesReport": {
     "message": "Unsecure Websites"