Fix test connection MicrosoftGraphMail

Packs/ApiModules/Scripts/MicrosoftGraphMailApiModule/MicrosoftGraphMailApiModule.py

@@ -623,7 +623,7 @@ def pages_puller(self, response: dict, page_count: int) -> list:
 
     def test_connection(self):
         if self._mailbox_to_fetch:
-            self.http_request('GET', f'users/{self._mailbox_to_fetch}')
+            self.http_request('GET', f'/users/{self._mailbox_to_fetch}/messages?$top=1')
         else:
             self.get_access_token()
         return 'ok'

Packs/MicrosoftGraphMail/Integrations/MicrosoftGraphMail/MicrosoftGraphMail.yml

@@ -1405,7 +1405,7 @@ script:
       - Read
       - Unread
     description: Update the status of an email to read / unread.
-  dockerimage: demisto/crypto:1.0.0.57063
+  dockerimage: demisto/crypto:1.0.0.61689
   feed: false
   isfetch: true
   longRunning: false

Packs/MicrosoftGraphMail/Integrations/MicrosoftGraphMail/README.md

@@ -37,6 +37,12 @@ This integration was integrated and tested with version v1 of Microsoft Graph.
     | Advanced: Time in minutes to look back when fetching emails | Use this parameter to determine how far backward to look in the search for incidents that were created before the last run time and did not match the query when they were created. | False |
 
 4. Click **Test** to validate the URLs, token, and connection.
+
+### Required Permissions
+The following permissions are required for all commands:
+- Mail.ReadWrite - Application
+- Mail.Send - Application
+
 ## Commands
 You can execute these commands from the Cortex XSOAR CLI, as part of an automation, or in a playbook.
 After you successfully execute a command, a DBot message appears in the War Room with the command details.

Packs/MicrosoftGraphMail/ReleaseNotes/1_5_3.md

@@ -0,0 +1,7 @@
+
+#### Integrations
+
+##### O365 Outlook Mail (Using Graph API)
+
+- Improved implementation of the ***test-module*** command.
+- Updated the Docker image to: *demisto/crypto:1.0.0.61689*.

Packs/MicrosoftGraphMail/pack_metadata.json

@@ -2,7 +2,7 @@
     "name": "Microsoft Graph Mail",
     "description": "Microsoft Graph lets your app get authorized access to a user's Outlook mail data in a personal or organization account.",
     "support": "xsoar",
-    "currentVersion": "1.5.2",
+    "currentVersion": "1.5.3",
     "author": "Cortex XSOAR",
     "url": "https://www.paloaltonetworks.com/cortex",
     "email": "",