fix typos

Author: gong@UbuntuWSLProArt

documentation/docs/api/take-screenshot.md

@@ -22,7 +22,7 @@ In order to take screenshot of the Unity WebGL canvas, you'll need to enable pre
 
 ```jsx showLineNumbers title="Example: Preserving the Drawing Buffer"
 const unityContext = useUnityContext({
-  webGLContextAttributes: {
+  webglContextAttributes: {
     preserveDrawingBuffer: true,
   },
 });
@@ -60,7 +60,7 @@ function App() {
     dataUrl: "build/myunityapp.data",
     frameworkUrl: "build/myunityapp.framework.js",
     codeUrl: "build/myunityapp.wasm",
-    webGLContextAttributes: {
+    webglContextAttributes: {
       preserveDrawingBuffer: true,
     },
   });

documentation/docs/api/webgl-rendering-context.md

@@ -85,7 +85,7 @@ function App() {
     dataUrl: "build/myunityapp.data",
     frameworkUrl: "build/myunityapp.framework.js",
     codeUrl: "build/myunityapp.wasm",
-    webGLContextAttributes: {
+    webglContextAttributes: {
       alpha: true,
       antialias: true,
       depth: true,

documentation/versioned_docs/version-8.x.x/api/webgl-rendering-context.md

@@ -32,7 +32,7 @@ const unityContext = new UnityContext({
   dataUrl: "build/myunityapp.data",
   frameworkUrl: "build/myunityapp.framework.js",
   codeUrl: "build/myunityapp.wasm",
-  webGLContextAttributes: {
+  webglContextAttributes: {
     alpha: true,
     antialias: true,
     depth: true,