[CI] typo

Author: MikailBag

.github/workflows/rust.yml

@@ -70,7 +70,7 @@ jobs:
           rm -rf .cargo
           cd minion-tests
 
-          rustup target add ${{ maxtix.target }}
+          rustup target add ${{ matrix.target }}
           cargo build -Zunstable-options --out-dir=../out --target=${{ matrix.target }}
       - name: Run tests (Linux)
         if: matrix.os == "ubuntu-20.04"