Added let scope function

app/src/main/java/com/example/android/marsphotos/overview/BindingAdapters.kt

+package com.example.android.marsphotos.overview
+
+import android.widget.ImageView
+import androidx.core.net.toUri
+import androidx.databinding.BindingAdapter
+import coil.load
+
+@BindingAdapter("imageUrl")
+fun bindImage(imgView: ImageView, imgUrl: String?) {
+    imgUrl?.let {
+        val imgUri = imgUrl.toUri().buildUpon().scheme("https").build()
+        imgView.load(imgUri)
+    }
+}
+
+class BindingAdapters {
+
+}