chore: make ci happy

Signed-off-by: Chojan Shang <[email protected]>

Author: PsiACE

datafusion/physical-plan/Cargo.toml

@@ -62,4 +62,4 @@ uuid = { version = "^1.2", features = ["v4"] }
 [dev-dependencies]
 rstest = { workspace = true }
 rstest_reuse = "0.6.0"
-termtree = "0.4.1"
+termtree = "0.4.1"

datafusion/wasmtest/README.md

@@ -37,9 +37,12 @@ First, [install wasm-pack](https://rustwasm.github.io/wasm-pack/installer/)
 Then use wasm-pack to compile the crate from within this directory
 
 ```
+export RUSTFLAGS="--cfg tokio_unstable"
 wasm-pack build
 ```
 
+**Note:** Due to limited support for WASM in `tokio`, setup `RUSTFLAGS` to ensure that all features enabled in the workspace can be compiled.
+
 ## Try it out
 
 The `datafusion-wasm-app` directory contains a simple app (created with [`create-wasm-app`](https://github.com/rustwasm/create-wasm-app) and then manually updated to WebPack 5) that invokes DataFusion and writes results to the browser console.