feat: pwsh setup and print credentials comprobation

prowler/providers/m365/m365_provider.py

@@ -447,8 +447,11 @@ class M365Provider(Provider):
             f"M365 Region: {Fore.YELLOW}{self.region_config.name}{Style.RESET_ALL}",
             f"M365 Tenant Domain: {Fore.YELLOW}{self._identity.tenant_domain}{Style.RESET_ALL} M365 Tenant ID: {Fore.YELLOW}{self._identity.tenant_id}{Style.RESET_ALL}",
             f"M365 Identity Type: {Fore.YELLOW}{self._identity.identity_type}{Style.RESET_ALL} M365 Identity ID: {Fore.YELLOW}{self._identity.identity_id}{Style.RESET_ALL}",
-            f"M365 User: {Fore.YELLOW}{self.credentials.user}{Style.RESET_ALL}",
         ]
+        if self.credentials and self.credentials.user:
+            report_lines.append(
+                f"M365 User: {Fore.YELLOW}{self.credentials.user}{Style.RESET_ALL}"
+            )
         report_title = (
             f"{Style.BRIGHT}Using the M365 credentials below:{Style.RESET_ALL}"
         )
@@ -700,11 +703,14 @@ class M365Provider(Provider):
             logger.info("M365 provider: Connection to MSGraph successful")
 
             # Set up PowerShell credentials
-            M365Provider.setup_powershell(
-                env_auth,
-                m365_credentials,
-                provider_id,
-            )
+            if user and encrypted_password:
+                M365Provider.setup_powershell(
+                    env_auth,
+                    m365_credentials,
+                    provider_id,
+                )
+            else:
+                logger.info("M365 provider: PowerShell authentication not required")
 
             logger.info("M365 provider: Connection to PowerShell successful")