removing echo debugging

Author: isaaca26

.github/workflows/unit-tests.yaml

@@ -30,8 +30,5 @@ jobs:
           distribution: adopt
           mvn-toolchain-vendor: AdoptOpenJDK
           cache: maven
-      - name: Check neon support
-        if: matrix.os== 'ubuntu-24.04-arm'
-        run: echo | gcc -dM -E - | grep __ARM_NEON__
       - name: Compile, run tests, and package (JDK 20/21/22)
         run: mvn -B package