chore(postprocessing): use template highlight injection

Author: nartc

libs/postprocessing/src/lib/effects/ascii.ts

@@ -4,7 +4,7 @@ import { mergeInputs } from 'ngxtension/inject-inputs';
 import { Effect } from 'postprocessing';
 import { CanvasTexture, Color, NearestFilter, RepeatWrapping, Texture, Uniform } from 'three';
 
-const fragment = `
+const fragment = /* language=glsl glsl */ `
 uniform sampler2D uCharacters;
 uniform float uCharactersCount;
 uniform float uCellSize;

libs/postprocessing/src/lib/effects/tilt-shift-2.ts

@@ -5,7 +5,7 @@ import { Uniform } from 'three';
 import { NgtpEffect, NgtpEffectBlendMode, NgtpEffectHostDirective, provideDefaultEffectOptions } from '../effect';
 
 const TiltShiftShader = {
-	fragmentShader: `
+	fragmentShader: /* language=glsl glsl */ `
 
     // original shader by Evan Wallace
 

libs/postprocessing/src/lib/effects/water.ts

@@ -5,7 +5,7 @@ import { Uniform } from 'three';
 import { NgtpEffect, NgtpEffectBlendMode, NgtpEffectHostDirective, provideDefaultEffectOptions } from '../effect';
 
 const WaterShader = {
-	fragmentShader: `
+	fragmentShader: /* language=glsl glsl */ `
   uniform float factor;
   void mainImage(const in vec4 inputColor, const in vec2 uv, out vec4 outputColor) {
     vec2 vUv = uv;