Rename email checking fish function #fishshell

fish/.config/fish/functions/update_email.fish → fish/.config/fish/functions/checkmail.fish

@@ -1,6 +1,6 @@
-function update_email
+function checkmail
 	notmuch search --output=files tag:deleted | tr '\n' '\0' | xargs -0 -L 1 rm
-notmuch new
-mbsync -a
-notmuch new
+	notmuch new
+	mbsync -a
+	notmuch new
 end