Add a test for PR 32097 (#32124)

This example reproduces the issue observed in issue 32092 on Julia 1.1
that was fixed by PR 32097.

(cherry picked from commit 6da7aa8)

Author: ararslan

stdlib/LinearAlgebra/test/matmul.jl

@@ -487,4 +487,13 @@ end
     @test success(pipeline(cmd; stdout=stdout, stderr=stderr))
 end
 
+struct A32092
+    x::Float64
+end
+Base.:+(x::Float64, a::A32092) = x + a.x
+Base.:*(x::Float64, a::A32092) = x * a.x
+@testset "Issue #32092" begin
+    @test ones(2, 2) * [A32092(1.0), A32092(2.0)] == fill(3.0, (2,))
+end
+
 end # module TestMatmul