Update CHANGELOG.md (1.6.0-rc03) (#4350)

In this PR the new formatting applied:
- categories are not sections, they integrated in the title
- platforms are defined as labels
- highlighted fixes are bold

Generated by [the
script](https://github.com/JetBrains/compose-multiplatform/pull/4351)
from the list of commits and PR's

CHANGELOG.md

@@ -1,3 +1,27 @@
+# 1.6.0-rc03 (February 2024)
+_Changes since 1.6.0-rc02_
+
+- **[Support Kotlin 2.0.0-Beta4](https://github.com/JetBrains/compose-multiplatform/pull/4332)** <sub>Common</sub>
+- _(prerelease fix)_ [Resources. Don't return a cached value when pass new args](https://github.com/JetBrains/compose-multiplatform/pull/4333) <sub>Common</sub>
+- _(prerelease fix)_ [Fix crash "ComposeUIViewController.view should be attached to window](https://github.com/JetBrains/compose-multiplatform-core/pull/1110) <sub>iOS</sub>
+- _(prerelease fix)_ [Fix App crashes when Compose SwfitUI View container removed from hierarchy](https://github.com/JetBrains/compose-multiplatform-core/pull/1114) <sub>iOS</sub>
+- _(prerelease fix)_ [Fix Keyboard disappears on IME action](https://github.com/JetBrains/compose-multiplatform-core/pull/1118) <sub>iOS</sub>
+- _(prerelease fix)_ [Fix `SelectionContainer` occasionally crashes on iOS](https://github.com/JetBrains/compose-multiplatform-core/pull/1121) <sub>iOS</sub>
+- _(prerelease fix)_ [Fix crash after open/close dropdown on iOS](https://github.com/JetBrains/compose-multiplatform-core/pull/1127) <sub>iOS</sub>
+- _(prerelease fix)_ [Fix Password popup disappears only on the second focused TextField](https://github.com/JetBrains/compose-multiplatform-core/pull/1128) <sub>iOS</sub>
+- _(prerelease fix)_ [Fix mouse input above SwingPanel](https://github.com/JetBrains/compose-multiplatform-core/pull/1119) <sub>Desktop</sub>
+- _(prerelease fix)_ [Fix non working accessibility on Desktop](https://github.com/JetBrains/compose-multiplatform-core/pull/1129) <sub>Desktop</sub>
+- _(prerelease fix)_ [Resources. Fix import of Android flavors](https://github.com/JetBrains/compose-multiplatform/pull/4319) <sub>Android</sub>
+
+## Dependencies
+This version of Compose Multiplatform is based on the next Jetpack Compose libraries:
+- [Compiler 1.5.8](https://developer.android.com/jetpack/androidx/releases/compose-compiler#1.5.8)
+- [Runtime 1.6.1](https://developer.android.com/jetpack/androidx/releases/compose-runtime#1.6.1)
+- [UI 1.6.1](https://developer.android.com/jetpack/androidx/releases/compose-ui#1.6.1)
+- [Foundation 1.6.1](https://developer.android.com/jetpack/androidx/releases/compose-foundation#1.6.1)
+- [Material 1.6.1](https://developer.android.com/jetpack/androidx/releases/compose-material#1.6.1)
+- [Material3 1.2.0](https://developer.android.com/jetpack/androidx/releases/compose-material3#1.2.0)
+
 # 1.6.0-rc02 (February 2024)
 _Changes since 1.6.0-rc01_