fix: wrong target in rustup command

Author: Matthew Orris

.github/workflows/verify-pr-commit.yml

@@ -237,7 +237,7 @@ jobs:
         # Remove these install commands when ci-base-image has nightly toolchain
         run: |
           rustup toolchain install nightly-2023-07-13
-          rustup target add x86_64-unknown-linux-gnu --toolchain nightly-2023-07-13
+          rustup target add wasm32-unknown-unknown --toolchain nightly-2023-07-13
           RUSTDOCFLAGS="--enable-index-page --check -Zunstable-options" cargo +nightly-2023-07-13 doc --no-deps --features frequency
 
   verify-rust-packages-and-deps: