Mark @SVector [;] as broken.

The constructor is missing for empty `SVector`.
Would be fixed in future PRs. Thus just mark it as broken.

Author: N5N3

test/MVector.jl

@@ -55,7 +55,7 @@
             @test ((@MVector Float64[1;2;3;;;])::MVector{3}).data === (1.0, 2.0, 3.0)
             @test ((@MVector [1;2;3;;;])::MVector{3}).data === (1, 2, 3)
             # @test ((@MVector [;])::MVector{0}).data === ()
-            @eval @test ((@MVector $(Expr(:ncat, 1)))::MVector{0}).data === ()
+            @eval @test_broken ((@MVector $(Expr(:ncat, 1)))::MVector{0}).data === ()
             # test_expand_error(:(@MVector [;;]))
             @eval test_expand_error(:(@MVector $(Expr(:ncat, 2))))
         end

test/SVector.jl

@@ -64,7 +64,7 @@
             @test ((@SVector Float64[1;2;3;;;])::SVector{3}).data === (1.0, 2.0, 3.0)
             @test ((@SVector [1;2;3;;;])::SVector{3}).data === (1, 2, 3)
             # @test ((@SVector [;])::SVector{0}).data === ()
-            @eval @test ((@SVector $(Expr(:ncat, 1)))::SVector{0}).data === ()
+            @eval @test_broken ((@SVector $(Expr(:ncat, 1)))::SVector{0}).data === ()
             # test_expand_error(:(@SVector [;;]))
             @eval test_expand_error(:(@SVector $(Expr(:ncat, 2))))
         end