Added various minor fixes, cleaned up classes

data/build.gradle.kts

@@ -1,11 +1,13 @@
-@file:Suppress("UnstableApiUsage")
-
 plugins {
     id("com.android.library")
     id("com.google.devtools.ksp")
     id("org.jetbrains.kotlin.android")
 }
 
+kotlin {
+    jvmToolchain(17)
+}
+
 android {
     namespace = "com.rtbishop.look4sat.data"
     compileSdk = 33
@@ -13,10 +15,6 @@ android {
         minSdk = 21
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
-    compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_17
-        targetCompatibility = JavaVersion.VERSION_17
-    }
 }
 
 dependencies {