Do true SPV type check for function array arg linkage

Previous check was missing type difference between uniform array
actual arg with stride decoration and the formal arg without. Now
does logical or component-wise copy where needed.

Fixes #2637

Test/spv.1.4.funcall.array.frag

@@ -0,0 +1,17 @@
+#version 450 core
+
+uniform ub {
+    vec4 u[9];
+};
+
+vec4 f(const vec4 a[9], int ix) {
+    return a[ix];
+}
+
+out vec4 color;
+
+void main()
+{
+     color = f(u, 2);
+}
+