Change world name to ml (#52)

Author: abrown

ml-example.md renamed to ml.md

@@ -1,4 +1,4 @@
-<h1><a name="ml_example">World ml-example</a></h1>
+<h1><a name="ml">World ml</a></h1>
 <p><code>wasi-nn</code> is a WASI API for performing machine learning (ML) inference. The API is not (yet)
 capable of performing ML training. WebAssembly programs that want to use a host's ML
 capabilities can access these capabilities through <code>wasi-nn</code>'s core abstractions: <em>graphs</em> and

wit/wasi-nn.wit

@@ -8,7 +8,7 @@ package wasi:nn
 /// _tensor_ outputs.
 ///
 /// This example world shows how to use these primitives together.
-world ml-example {
+world ml {
     import tensor
     import graph
     import inference