Tests: More broadly use automapping binding/location.

This adds or changes binding/location decorations in 100s of shaders.
It also allows more output (spv.register.autoassign.rangetest.frag)
due to allowing ioMap() to fail.

Test/baseResults/spv.uniformArray.frag.out

@@ -16,6 +16,9 @@ spv.uniformArray.frag
                               Name 35  "alpha"
                               Name 47  "gl_FragColor"
                               Name 52  "texSampler2D"
+                              Decorate 14(color) Location 1
+                              Decorate 25(inColor) Location 0
+                              Decorate 35(alpha) Location 7
                               Decorate 47(gl_FragColor) Location 0
                               Decorate 52(texSampler2D) DescriptorSet 0
                               Decorate 52(texSampler2D) Binding 0