test(quadrature): add runtests.jl

Test suite organizer for quadrature module.
Includes accuracy, API, and element-specific quadrature tests.

test/quadrature/runtests.jl

@@ -0,0 +1,18 @@
+# This file is a part of JuliaFEM.
+# License is MIT: see https://github.com/JuliaFEM/JuliaFEM.jl/blob/master/LICENSE.md
+
+using Test
+using JuliaFEM
+using StaticArrays: SVector
+using Tensors: Vec
+
+@testset "Quadrature Module" begin
+    include("test_api.jl")
+    include("test_triangles.jl")
+    include("test_tetrahedra.jl")
+    include("test_tensor_products.jl")
+    include("test_wedges.jl")
+    include("test_pyramids.jl")
+    include("test_accuracy.jl")
+    include("test_legacy_api.jl")
+end