fix linux ^M issues with previous check-in

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@31509 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Test/test-preprocessor-list

-preprocessor.edge_cases.vert
-preprocessor.errors.vert
-preprocessor.extensions.vert
-preprocessor.function_macro.vert
-preprocessor.line.vert
-preprocessor.pragma.vert
-preprocessor.simple.vert
+preprocessor.edge_cases.vert
+preprocessor.errors.vert
+preprocessor.extensions.vert
+preprocessor.function_macro.vert
+preprocessor.line.vert
+preprocessor.pragma.vert
+preprocessor.simple.vert