Update the links in compose-web landing page (#2451)

Co-authored-by: Oleksandr Karpovich <oleksandr.karpovich@jetbrains.com>

examples/web-landing/gradle.properties

@@ -1,3 +1,3 @@
 kotlin.code.style=official
-kotlin.version=1.7.10
-compose.version=1.2.0
+kotlin.version=1.7.20
+compose.version=1.2.1-rc03

examples/web-landing/src/jsMain/kotlin/com/sample/content/AboutComposeWebLibsSection.kt

@@ -95,7 +95,7 @@ fun ComposeWebLibraries() {
         A(attrs = {
             classes(WtTexts.wtButton, WtTexts.wtButtonThemeLight, WtOffsets.wtTopOffset48, WtOffsets.wtTopOffsetSm24)
             target(ATarget.Blank)
-        }, href = "https://github.com/JetBrains/compose-jb/blob/master/FEATURES.md#features-currently-available-in-compose-for-web") {
+        }, href = "https://github.com/jetbrains/compose-jb#compose-for-web") {
             Text("See all features")
         }
     }

examples/web-landing/src/jsMain/kotlin/com/sample/content/GetStartedSection.kt

@@ -37,16 +37,16 @@ private fun getCards(): List<GetStartedCardPresentation> {
             )
         ),
         GetStartedCardPresentation(
-            title = "Falling Balls app example",
-            content = "This example demonstrates the use of multiplatform widgets – sharing user interface code between Compose for Desktop and Web.",
+            title = "Compose Bird",
+            content = "A simple game built using the most basic Composable DOM API",
             links = listOf(
                 LinkOnCard(
                     linkText = "Explore the source code",
-                    linkUrl = "https://github.com/JetBrains/compose-jb/tree/master/examples/falling-balls-web"
+                    linkUrl = "https://github.com/JetBrains/compose-jb/tree/master/examples/web-compose-bird"
                 ),
                 LinkOnCard(
                     linkText = "Play",
-                    linkUrl = "https://falling-balls.ui.pages.jetbrains.team/"
+                    linkUrl = "https://compose-bird.ui.pages.jetbrains/"
                 )
             )
         )
@@ -104,4 +104,4 @@ fun GetStarted() {
             }
         }
     }
-}
+}

examples/web-landing/src/jsMain/kotlin/com/sample/content/JoinUs.kt

@@ -39,12 +39,12 @@ fun JoinUs() {
                 }) {
                     Text("Feel free to join the ")
                     LinkToSlack(
-                        url = "https://kotlinlang.slack.com/archives/C01F2HV7868",
+                        url = "https://slack-chats.kotlinlang.org/c/compose-web",
                         text = "#compose-web"
                     )
                     Text(" channel on Kotlin Slack to discuss Compose for Web, or ")
                     LinkToSlack(
-                        url = "https://kotlinlang.slack.com/archives/CJLTWPH7S",
+                        url = "https://slack-chats.kotlinlang.org/c/compose",
                         text = "#compose"
                     )
                     Text(" for general Compose discussions")