Remove the kotlinx-datetime dependency and update the comment

See commit 9cf28f1 for a failed attempt to try using kotlinx-datetime.

Author: ShreckYe

frameworks/Kotlin/vertx-web-kotlinx/build.gradle.kts

@@ -31,7 +31,7 @@ dependencies {
     implementation("org.jetbrains.kotlinx:kotlinx-io-core:0.8.2")
 
     implementation("org.jetbrains.kotlinx:kotlinx-html:0.12.0")
-    implementation("org.jetbrains.kotlinx:kotlinx-datetime:0.7.1") // TODO try using this in the code
+    //implementation("org.jetbrains.kotlinx:kotlinx-datetime:0.7.1")
 }
 
 kotlin.jvmToolchain(25) // Kotlin doesn't support Java 25 yet

frameworks/Kotlin/vertx-web-kotlinx/src/main/kotlin/MainVerticle.kt

@@ -40,7 +40,7 @@ class MainVerticle(val hasDb: Boolean) : CoroutineVerticle(), CoroutineRouterSup
     lateinit var updateWordQuery: PreparedQuery<RowSet<Row>>
 
     fun setCurrentDate() {
-        // kotlinx-datetime doesn't support the format yet.
+        // Don't know how to get kotlinx-datetime to work here properly. See commit 9cf28f15b6f1806b3ed75260adee8acd822cac91 for a failed attempt.
         //date = Clock.System.now().toString()
         date = DateTimeFormatter.RFC_1123_DATE_TIME.format(ZonedDateTime.now())
     }