fix(deps): update versions.compose to v1.6.8 (#884)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

buildSrc/src/main/kotlin/Versions.kt

@@ -4,7 +4,7 @@ object Versions {
     const val room = "2.5.2"
     const val navigation = "2.5.3"
     const val hilt = "2.51.1"
-    const val compose = "1.6.7"
+    const val compose = "1.6.8"
     const val activity = "1.7.1"
     const val agp = "7.3.0"
     const val composeMultiplatform = "1.3.0"