Update plugin com.google.devtools.ksp to v1.8.0-RC-1.0.8 (#503)

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

build.gradle

@@ -1,7 +1,7 @@
 plugins {
     id 'com.android.application' version '8.0.0-alpha09' apply false
     id 'org.jetbrains.kotlin.android' version '1.8.0-RC' apply false
-    id 'com.google.devtools.ksp' version '1.8.0-Beta-1.0.8' apply false
+    id 'com.google.devtools.ksp' version '1.8.0-RC-1.0.8' apply false
 }
 
 task clean(type: Delete) {