Update Gradle build files.

build.gradle.kts

@@ -17,18 +17,13 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-val autoVersion = project.property(
-    if (project.hasProperty("AUTO_VERSION")) {
-        "AUTO_VERSION"
-    } else {
-        "LIBRARY_VERSION"
-    },
-) as String
+private val version = (properties["AUTO_VERSION"] ?: properties["LIBRARY_VERSION"])?.toString()
+    ?: error("Fatal error: unable to determine the library version.")
 
-rootProject.group = "${properties["GROUP"]}"
-rootProject.version = autoVersion
+private val iosFrameworkName = "KmpLog"
 
-val iosFrameworkName = "${properties["IOS_FRAMEWORK_NAME"]}"
+rootProject.group = "${properties["GROUP"]}"
+rootProject.version = version
 
 buildscript {
     repositories {

gradle.properties

@@ -20,7 +20,6 @@
 # Versioning:
 GROUP=com.airthings.lib
 LIBRARY_VERSION=0.2.7
-IOS_FRAMEWORK_NAME=KmpLog
 
 # Gradle/KMP options:
 org.gradle.jvmargs=-Xmx2048M -Dfile.encoding=UTF-8 -Dkotlin.daemon.jvm.options\="-Xmx2048M"
@@ -50,7 +49,7 @@ version.plugin.outdated=0.49.0
 version.plugin.kmmbridge=0.5.5
 
 # Dependencies:
-version.kotlin=1.9.22
+version.kotlin=1.9.23
 version.kotlin.coroutines=1.7.3
 version.kotlin.datetime=0.4.1
 version.stately.concurrency=1.2.3