security-apponly-azuread.md: correct description of date format (SharePoint#5311)

fowl2 · web-flow · commit a7d19b3ac79d · 2020-02-10T09:35:42.000+02:00
diff --git a/docs/solution-guidance/security-apponly-azuread.md b/docs/solution-guidance/security-apponly-azuread.md
@@ -32,7 +32,7 @@ To create a self signed certificate with this script:
 ```
 
 > [!NOTE]
-> The dates are provided in US date format: YYYY-MM-dd
+> The dates are provided in ISO date format: YYYY-MM-dd
 
 The actual script can be copied from here:
 
