vk/glsl_scraper: Indent large text blocks
vk/glsl_scraper: Indent large text blocks

Indent them to the same level as if the text was code.

No changes in entrypoints.{c,h} after a clean build.

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler