Update the env var name in more places.

sunfishcode · sunfishcode · commit 6dc175050810 · 2020-03-31T12:16:50.000-07:00
diff --git a/crates/wasi/build.rs b/crates/wasi/build.rs
@@ -1,4 +1,4 @@
 fn main() {
-    let wasi_root = std::env::var("DEP_WASI_COMMON_14_WASI").unwrap();
+    let wasi_root = std::env::var("DEP_WASI_COMMON_15_WASI").unwrap();
     println!("cargo:rustc-env=WASI_ROOT={}", wasi_root);
 }

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`	`1`	`fn main() {`
`2`		`- let wasi_root = std::env::var("DEP_WASI_COMMON_14_WASI").unwrap();`
	`2`	`+ let wasi_root = std::env::var("DEP_WASI_COMMON_15_WASI").unwrap();`
`3`	`3`	`println!("cargo:rustc-env=WASI_ROOT={}", wasi_root);`
`4`	`4`	`}`