Finish MFA v1 and refactor all tokens into separate TokenService with modified collection

backend/src/templates/emailMfa.handlebars

@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+    <meta charset="utf-8">
+    <meta http-equiv="x-ua-compatible" content="ie=edge">
+    <title>MFA Code</title>
+</head>
+
+<body>
+    <h2>Infisical</h2>
+    <h2>Sign in attempt requires further verification</h2>
+    <p>Your MFA code is below — enter it where you started signing in to Infisical.</p>
+    <h2>{{code}}</h2>
+    <p>The MFA code will be valid for 2 minutes.</p>
+    <p>Not you? Contact Infisical or your administrator immediately.</p>
+</body>
+
+</html>

backend/src/templates/emailVerification.handlebars

@@ -1,15 +1,19 @@
 <!DOCTYPE html>
 <html>
+
 <head>
     <meta charset="utf-8">
     <meta http-equiv="x-ua-compatible" content="ie=edge">
-    <title>Email Verification</title>
+    <title></title>
 </head>
+
 <body>
     <h2>Infisical</h2>
     <h2>Confirm your email address</h2>
-    <p>Your confirmation code is below — enter it in the browser window where you've started signing up for Infisical.</p>
+    <p>Your confirmation code is below — enter it in the browser window where you've started signing up for Infisical.
+    </p>
     <h2>{{code}}</h2>
     <p>Questions about setting up Infisical? Email us at [email protected]</p>
 </body>
+
 </html>