Fixing the new config defaults (docs only) (#2973)

* updating the default listed in config jsdocs

* chore: adding changeset

* outDir had the wrong default listed as well

* chore: updating changeset description

.changeset/plenty-suits-happen.md

@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Updates the @docs default value listed for config.publicDir and config.outputDir

packages/astro/src/@types/astro.ts

@@ -157,7 +157,7 @@ export interface AstroUserConfig {
  * @docs
  * @name publicDir
  * @type {string}
- * @default `"./publicDir"`
+ * @default `"./public"`
  * @description
  * Set the directory for your static assets. Files in this directory are served at `/` during dev and copied to your build directory during build. These files are always served or copied as-is, without transform or bundling.
  *
@@ -175,7 +175,7 @@ export interface AstroUserConfig {
  * @docs
  * @name outDir
  * @type {string}
- * @default `"./outDir"`
+ * @default `"./out"`
  * @description Set the directory that `astro build` writes your final build to.
  *
  * The value can be either an absolute file system path or a path relative to the project root.