Move cranelift dependencies to wasmtime-environ (#669)

Groups all CL data structures into single dependency to be used accross wasmtime project.

crates/api/src/trampoline/table.rs

@@ -1,8 +1,8 @@
 use super::create_handle::create_handle;
-use crate::data_structures::{wasm, PrimaryMap};
 use crate::{TableType, ValType};
 use anyhow::Result;
-use wasmtime_environ::Module;
+use wasmtime_environ::entity::PrimaryMap;
+use wasmtime_environ::{wasm, Module};
 use wasmtime_runtime::InstanceHandle;
 
 pub fn create_handle_with_table(table: &TableType) -> Result<InstanceHandle> {