Fix windows as well

Author: staticfloat

BinaryBuilderToolchains.jl/test/CToolchainTests.jl

@@ -157,8 +157,8 @@ ENV["TESTSUITE_OUTPUT_DIR"] = mktempdir(;cleanup=false)
                     @testset "make compile-all" begin
                         cd(joinpath(@__DIR__, "testsuite", "CToolchain")) do
                             EXCLUDED_DIRS = String[]
-                            # macOS doesn't do debug sections, so there's no compressing them.
-                            if Sys.isapple(target)
+                            # Windows and macOS don't do debug sections, so there's no compressing them.
+                            if Sys.isapple(target) || Sys.iswindows(target)
                                 push!(EXCLUDED_DIRS, "07_compressed_debug_sections")
                             end
                             # the bootstrap GCC binutils doesn't have our deterministic strip patch