Remove wasm-unstable-single-threaded from the matrix-sdk-ffi Cargo.toml file

This feature needs to be enabled for Wasm support of the matrix-sdk-ffi
crate, but it's only available on 0.29+ of uniffi.

So we remove any mention of this feature since we're not building for
Wasm here anyways.

Author: poljar

rebuild_rust_sdk.sh

@@ -44,10 +44,13 @@ echo 'building matrix-sdk-ffi...';
 cd $RUST_SDK_DIR;
 cp Cargo.toml Cargo.toml.backup
 cp Cargo.lock Cargo.lock.backup
+cp bindings/matrix-sdk-ffi/Cargo.toml bindings/matrix-sdk-ffi/Cargo.toml.backup
 trap "mv $RUST_SDK_DIR/Cargo.toml.backup $RUST_SDK_DIR/Cargo.toml; mv $RUST_SDK_DIR/Cargo.lock.backup $RUST_SDK_DIR/Cargo.lock" EXIT INT TERM
+trap "mv $RUST_SDK_DIR/bindings/matrix-sdk-ffi/Cargo.toml.backup $RUST_SDK_DIR/bindings/matrix-sdk-ffi/Cargo.toml" EXIT INT TERM
 sed -i.bak 's/uniffi =.*/uniffi = "0\.28\.3"/' Cargo.toml
+sed -i.bak 's/"wasm-unstable-single-threaded"//' bindings/matrix-sdk-ffi/Cargo.toml
 sed -i.bak 's^uniffi_bindgen =.*^uniffi_bindgen = { git = "https:\/\/github.com\/mozilla\/uniffi-rs", rev = "f7a0ba703b4c06fff8fffa98078f2e5d7588a695" }^' Cargo.toml
-sed -i.bak 's#matrix-sdk-crypto = {#matrix-sdk-crypto = {features = ["_disable-minimum-rotation-period-ms"],#' Cargo.toml
+sed -i.bak 's#matrix-sdk-crypto = {#matrix-sdk-crypto = {features = ["_disable-minimum-rotation-period-ms"],#' bindings/matrix-sdk-ffi/Cargo.toml
 sed -i.bak 's/\[Remote\]//' bindings/matrix-sdk-ffi/src/api.udl
 cargo build -p matrix-sdk-ffi --features 'native-tls,sentry'
 # generate the bindings