Fix quotation mark in pod installation doc

Change-Id: I7381c10a2657d40690ce998656c1707c7b53d7ed
diff --git a/docs/install_pod.md b/docs/install_pod.md
index 7046108..7294982 100644
--- a/docs/install_pod.md
+++ b/docs/install_pod.md
@@ -323,7 +323,7 @@
 
 ```
 APIKEY=$(sudo maas-region-admin apikey --user=cord) && \
-maas login cord http://localhost/MAAS/api/1.0 "$APIKEY” && \
+maas login cord http://localhost/MAAS/api/1.0 "$APIKEY" && \
 maas cord boot-resources read | jq 'map(select(.type != "Synced"))'
 ```