Don't build a known-broken profiler runtime in x86_64-mingw

Author: Zalathar

src/ci/github-actions/jobs.yml

@@ -390,9 +390,7 @@ auto:
   - image: x86_64-mingw
     env:
       SCRIPT: make ci-mingw
-      RUST_CONFIGURE_ARGS: >-
-        --build=x86_64-pc-windows-gnu
-        --enable-profiler
+      RUST_CONFIGURE_ARGS: --build=x86_64-pc-windows-gnu
       # We are intentionally allowing an old toolchain on this builder (and that's
       # incompatible with LLVM downloads today).
       NO_DOWNLOAD_CI_LLVM: 1