Fix typo in emulator.md

From "comsos" to "cosmos"

Author: pablocom

articles/cosmos-db/emulator.md

@@ -56,4 +56,4 @@ In some cases, you may wish to manually import the TLS/SS certificate from the e
 ## Next step
 
 > [!div class="nextstepaction"]
-> [Get started using the Azure Comsos DB emulator for development](how-to-develop-emulator.md)
+> [Get started using the Azure Cosmos DB emulator for development](how-to-develop-emulator.md)