update the intro to p5.strands file

Author: Piyushrathoree

src/content/tutorials/en/intro-to-p5-strands.mdx

@@ -167,25 +167,25 @@ function instancingCallback() {
 	getWorldInputs((inputs) => {
 		// Offset each instance by its ID
 		inputs.position.x += instanceID() * 20;
-    // Move the particles left on the screen
-    inputs.position.x -= 150;
+        // Move the particles left on the screen
+        inputs.position.x -= 150;
 		return inputs;
 	});
 }
 
 async function setup() {
 	createCanvas(300, 300, WEBGL);
-  pixelDensity(1);
-  particleModel = buildGeometry(() => sphere(10, 10, 2));
+    pixelDensity(1);
+    particleModel = buildGeometry(() => sphere(10, 10, 2));
 	instancingShader = baseColorShader().modify(instancingCallback);
-  instancingStrokeShader = baseStrokeShader().modify(instancingCallback);
+    instancingStrokeShader = baseStrokeShader().modify(instancingCallback);
 }
 
 function draw() {
 	background(0);
 	orbitControl();
 	shader(instancingShader)
-  strokeShader(instancingStrokeShader)
+    strokeShader(instancingStrokeShader)
 	model(particleModel, 16);
 }
 `} />