Fixing language strings (#79)

* Update README.md

* fixing language string

* fixing language string

Author: cilwerner

protect-api/README.md

@@ -2,7 +2,7 @@
 # Metadata required by https://docs.microsoft.com/samples/browse/
 # Metadata properties: https://review.docs.microsoft.com/help/contribute/samples/process/onboarding?branch=main#add-metadata-to-readme
 languages:
-- Node.js
+- nodejs
 page_type: sample
 name: Node.js application that protects its endpoint
 description: "This Node.js API protects its own protected endpoint using JWT scope validation."

protect-function-app/README.md

@@ -1,7 +1,7 @@
 ---
 page_type: sample
 languages:
-- Node.js
+- nodejs
 name: Node.js Azure Function protecting HTTP trigger function with Easy Auth and access token scope validation.
 description: This Node.js Azure Function protects its own HTTP Trigger function with Easy Auth and access token scope validation. The code in this sample is used by one or more articles on docs.microsoft.com.
 urlFragment: ms-identity-docs-code-functions-nodejs

protected-api-access-protected-api/README.md

@@ -2,7 +2,7 @@
 # Metadata required by https://docs.microsoft.com/samples/browse/
 # Metadata properties: https://review.docs.microsoft.com/help/contribute/samples/process/onboarding?branch=main#add-metadata-to-readme
 languages:
-- Node.js
+- nodejs
 page_type: sample
 name: Node.js application that makes a request to the Graph API from a protected API on behalf of a user
 description: This sample Node.js application shows a confidential client application which calls a protected API which make a request to Microsoft Graph using the on-behalf-of flow.