fix C* create table in wiki

Distributed-Filer.md

@@ -23,11 +23,13 @@ create keyspace seaweed WITH replication = {
 
 use seaweed;
 
-CREATE TABLE seaweed_files (
-   path varchar,
-   fids list<varchar>,
-   PRIMARY KEY (path)
-);
+ CREATE TABLE filemeta (
+    directory varchar,
+    name varchar,
+    meta blob,
+    PRIMARY KEY (directory, name)
+ ) WITH CLUSTERING ORDER BY (name ASC);
+
 ```
 
 ## Create a filer.toml