docs: add PGlite support

Kysely's built-in PGliteDialect uses the same introspector as PostgreSQL, so KyselyTypegenPostgresDialect works with it as-is.

package-lock.json

@@ -9,6 +9,7 @@
       "version": "0.0.0-development",
       "license": "MIT",
       "devDependencies": {
+        "@electric-sql/pglite": "0.5.8",
         "@testcontainers/mysql": "12.2.0",
         "@testcontainers/postgresql": "12.2.0",
         "@types/better-sqlite3": "9.6.0",
@@ -126,6 +127,13 @@
         "node": ">=0.1.90"
       }
     },
+    "node_modules/@electric-sql/pglite": {
+      "version": "0.5.8",
+      "resolved": "https://registry.npmjs.org/@electric-sql/pglite/-/pglite-0.5.8.tgz",
+      "integrity": "sha512-n9tsbUOhwx2epK1V0ZG9Ar4SHWUju04dhmzZXiSBXwBoleOvIfals33NAaWgagQVAL4Rbvx/Ptsu3P+pA09f6Q==",
+      "dev": true,
+      "license": "Apache-2.0"
+    },
     "node_modules/@grpc/grpc-js": {
       "version": "1.14.5",
       "resolved": "https://registry.npmjs.org/@grpc/grpc-js/-/grpc-js-1.14.5.tgz",