ci: Update the tier1 jobs

aarch64-windows and aarch64-linux are now both tier 1, so promote them
in CI.

(backport <rust-lang#4776>)
(cherry picked from commit 3655bfd)

Author: tgross35

.github/workflows/ci.yaml

@@ -94,6 +94,10 @@ jobs:
         include:
           - target: aarch64-apple-darwin
             os: macos-15
+          - target: aarch64-pc-windows-msvc
+            os: windows-11-arm
+          - target: aarch64-unknown-linux-gnu
+            os: ubuntu-24.04-arm
           # FIXME: It currently causes segfaults.
           #- target: i686-pc-windows-gnu
           #  env: { ARCH_BITS: 32, ARCH: i686 }
@@ -164,7 +168,6 @@ jobs:
           # it first to make sure it gets a head start.
           - sparc64-unknown-linux-gnu
           - aarch64-linux-android
-          - aarch64-unknown-linux-gnu
           - aarch64-unknown-linux-musl
           - arm-linux-androideabi
           - arm-unknown-linux-musleabihf