fix: incorrect rounding with imgui sliders (#188)

<img src="https://i.imgur.com/Du0um9X.png">

Author: cattyngmd

src/main/kotlin/com/lambda/config/settings/numeric/DoubleSetting.kt

@@ -26,6 +26,7 @@ import com.lambda.config.Setting
 import com.lambda.config.settings.NumericSetting
 import com.lambda.gui.dsl.ImGuiBuilder
 import com.lambda.util.extension.CommandBuilder
+import com.lambda.util.math.MathUtils.roundToStep
 import net.minecraft.command.CommandRegistryAccess
 import kotlin.math.roundToInt
 
@@ -46,7 +47,9 @@ class DoubleSetting(
     private var valueIndex: Int
         get() = ((value - range.start) / step).roundToInt()
         set(index) {
-            value = (range.start + index * step).coerceIn(range)
+            value = (range.start + index * step)
+	            .roundToStep(step)
+	            .coerceIn(range)
         }
 
 	context(setting: Setting<*, Double>)

src/main/kotlin/com/lambda/config/settings/numeric/FloatSetting.kt

@@ -25,6 +25,7 @@ import com.lambda.config.Setting
 import com.lambda.config.settings.NumericSetting
 import com.lambda.gui.dsl.ImGuiBuilder
 import com.lambda.util.extension.CommandBuilder
+import com.lambda.util.math.MathUtils.roundToStep
 import net.minecraft.command.CommandRegistryAccess
 import kotlin.math.roundToInt
 
@@ -45,7 +46,9 @@ class FloatSetting(
     private var valueIndex: Int
         get() = ((value - range.start) / step).roundToInt()
         set(index) {
-            value = (range.start + index * step).coerceIn(range)
+            value = (range.start + index * step)
+	            .roundToStep(step)
+	            .coerceIn(range)
         }
 
 	context(setting: Setting<*, Float>)