Update key-vault-linux.md

jlichwa · web-flow · commit 1f34fcb0ed95 · 2020-03-30T12:19:00.000-07:00
diff --git a/articles/virtual-machines/extensions/key-vault-linux.md b/articles/virtual-machines/extensions/key-vault-linux.md
@@ -27,6 +27,7 @@ The Key Vault VM extension supports these Linux distributions:
 ### Supported certificate content types
 
 - PKCS #12
+- PEM
 
 ## Extension schema
 
