Style: Integrate #pragma once in builders/checks

tests/python_build/fixtures/gles3/vertex_fragment_expected_full.glsl

@@ -1,6 +1,5 @@
 /* WARNING, THIS FILE WAS GENERATED, DO NOT EDIT */
-#ifndef VERTEX_FRAGMENT_GLSL_GEN_HGLES3_GLES3
-#define VERTEX_FRAGMENT_GLSL_GEN_HGLES3_GLES3
+#pragma once
 
 
 #include "drivers/gles3/shader_gles3.h"
@@ -70,5 +69,3 @@ void main() {
 	}
 
 };
-
-#endif

tests/python_build/fixtures/glsl/compute_expected_full.glsl

@@ -1,6 +1,5 @@
 /* WARNING, THIS FILE WAS GENERATED, DO NOT EDIT */
-#ifndef COMPUTE_SHADER_GLSL_RAW_H
-#define COMPUTE_SHADER_GLSL_RAW_H
+#pragma once
 
 static const char compute_shader_glsl[] = {
 R"<!>(#[compute]
@@ -17,4 +16,3 @@ void main() {
 }
 )<!>"
 };
-#endif

tests/python_build/fixtures/glsl/vertex_fragment_expected_full.glsl

@@ -1,6 +1,5 @@
 /* WARNING, THIS FILE WAS GENERATED, DO NOT EDIT */
-#ifndef VERTEX_FRAGMENT_SHADER_GLSL_RAW_H
-#define VERTEX_FRAGMENT_SHADER_GLSL_RAW_H
+#pragma once
 
 static const char vertex_fragment_shader_glsl[] = {
 R"<!>(#[versions]
@@ -37,4 +36,3 @@ void main() {
 }
 )<!>"
 };
-#endif

tests/python_build/fixtures/rd_glsl/compute_expected_full.glsl

@@ -1,6 +1,5 @@
 /* WARNING, THIS FILE WAS GENERATED, DO NOT EDIT */
-#ifndef COMPUTE_GLSL_GEN_H_RD
-#define COMPUTE_GLSL_GEN_H_RD
+#pragma once
 
 #include "servers/rendering/renderer_rd/shader_rd.h"
 
@@ -28,5 +27,3 @@ void main() {
 		setup(nullptr, nullptr, _compute_code, "ComputeShaderRD");
 	}
 };
-
-#endif

tests/python_build/fixtures/rd_glsl/vertex_fragment_expected_full.glsl

@@ -1,6 +1,5 @@
 /* WARNING, THIS FILE WAS GENERATED, DO NOT EDIT */
-#ifndef VERTEX_FRAGMENT_GLSL_GEN_H_RD
-#define VERTEX_FRAGMENT_GLSL_GEN_H_RD
+#pragma once
 
 #include "servers/rendering/renderer_rd/shader_rd.h"
 
@@ -42,5 +41,3 @@ void main() {
 		setup(_vertex_code, _fragment_code, nullptr, "VertexFragmentShaderRD");
 	}
 };
-
-#endif