Elixir: Update cond and case indentation

snippets/elixir.snippets

@@ -32,13 +32,13 @@ snippet unlesse: unless .. do: .. else:
 	unless ${1:condition}, do: ${2}, else: ${0}
 snippet cond
 	cond do
-	${1} ->
-		${0}
+		${1} ->
+			${0}
 	end
 snippet case
 	case ${1} do
-	${2} ->
-		${0}
+		${2} ->
+			${0}
 	end
 snippet df
 	def ${1:name}, do: ${2}