Bump version constraints

Author: gesellix

build.gradle.kts

@@ -21,7 +21,7 @@ dependencies {
     implementation("org.slf4j:slf4j-api") {
       version {
         strictly("[1.7,3)")
-        prefer("2.0.3")
+        prefer("2.0.5")
       }
     }
     listOf(
@@ -34,7 +34,7 @@ dependencies {
       implementation(it) {
         version {
           strictly("[1.5,1.8)")
-          prefer("1.7.21")
+          prefer("1.7.22")
         }
       }
     }
@@ -105,11 +105,16 @@ configurations.all {
 }
 
 java {
-  sourceCompatibility = JavaVersion.VERSION_1_8
-  targetCompatibility = JavaVersion.VERSION_1_8
+  toolchain {
+    languageVersion.set(JavaLanguageVersion.of(8))
+  }
 }
 
 tasks {
+  withType<JavaCompile> {
+    options.encoding = "UTF-8"
+  }
+
   withType<KotlinCompile> {
     kotlinOptions.jvmTarget = "1.8"
   }