wasi-nn: Simplify cmake and headers' location (#2308)

Major changes:
- Public headers inside `wasi-nn/include`
- Put cmake files in `cmake` folder
- Make linux iwasm link with `${WASI_NN_LIBS}` so iwasm can enable wasi-nn

core/deps/install_tensorflow.sh

@@ -6,6 +6,10 @@ cd ${DEPS_ROOT}
 echo "Downloading tensorflow in ${PWD}..."
 
 git clone https://github.com/tensorflow/tensorflow.git tensorflow-src \
-    --branch v2.11.1
+    --branch v2.12.0
+
+# NOTE: fixes this https://github.com/tensorflow/tensorflow/issues/59631
+cd tensorflow-src
+git cherry-pick 5115fa96d7c5b41451674892317be43e30b7c389
 
 exit 0