Revert "fix(boringssl-ci): install NASM on Windows runners"

This reverts commit 10bb89f.

Author: jdalton

.github/workflows/boringssl.yml

@@ -394,18 +394,6 @@ jobs:
           steps.restore-checkpoint.outputs.build-required == 'true')
         uses: ./.github/actions/install-llvm-mingw
 
-      - name: Install NASM (Windows)
-        # BoringSSL's CMakeLists.txt unconditionally calls
-        # enable_language(ASM_NASM) on Windows regardless of target arch.
-        # Linux/macOS runners have nasm pre-installed; Windows runners do
-        # not. Install on every Windows job (~2MB) so configure succeeds;
-        # arm64 builds skip any NASM-compiled translation units anyway.
-        if: |
-          matrix.os == 'windows' &&
-          ((steps.boringssl-checkpoint-cache.outputs.cache-hit != 'true' || steps.validate-cache.outputs.valid != 'true') ||
-          steps.restore-checkpoint.outputs.build-required == 'true')
-        uses: ilammy/setup-nasm@72793074d3c8cdda771dba85f6deafe00623038b # v1.5.2 (2025-02-24)
-
       - name: Build BoringSSL native (macOS/Windows)
         if: |
           matrix.os != 'linux' &&