Upgrade to Gradle 8.0 RC1

The changes in gradle-wrapper.jar, gradle-wrapper.properties and gradlew
are the result of running this command twice:
./gradlew wrapper --gradle-version 8.0-rc-1
--gradle-distribution-sha256-sum
9a943d5484e57586d1c4eb1b8851ba81e1753dea4891d6e3c3c630ae848635ed

Right now Dokka is broken, see
Kotlin/dokka#2796

buildSrc/settings.gradle.kts

@@ -1,7 +1,6 @@
 rootProject.name = "buildSrc"
 
 dependencyResolutionManagement {
-    @Suppress("UnstableApiUsage")
     versionCatalogs {
         create("libs") {
             from(files("../gradle/libs.versions.toml"))

gradle.properties

@@ -6,7 +6,3 @@ kotlin.code.style=official
 # https://github.com/Kotlin/kotlinx-atomicfu#atomicfu-compiler-plugin
 kotlinx.atomicfu.enableJvmIrTransformation=true
 kotlinx.atomicfu.enableJsIrTransformation=true
-
-# remove when upgrading to gradle 8.0
-# https://docs.gradle.org/7.6/userguide/upgrading_version_7.html#strict-kotlin-dsl-precompiled-scripts-accessors
-systemProp.org.gradle.kotlin.dsl.precompiled.accessors.strict=true

gradle/wrapper/gradle-wrapper.properties

@@ -1,7 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionSha256Sum=312eb12875e1747e05c2f81a4789902d7e4ec5defbd1eefeaccc08acf096505d
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.6-all.zip
+distributionSha256Sum=9a943d5484e57586d1c4eb1b8851ba81e1753dea4891d6e3c3c630ae848635ed
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-rc-1-all.zip
 networkTimeout=10000
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -144,15 +144,15 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
         # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045 
+        # shellcheck disable=SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
     case $MAX_FD in  #(
       '' | soft) :;; #(
       *)
         # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045 
+        # shellcheck disable=SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac