Encode Intent scheme when serializing to URI string

Avoids deserialization error when the scheme contains a
reserved character.

Bug: 261858325

Test: atest android.content.cts.IntentTest#testEncoding

Change-Id: Ic34b3f796b762763db5aa7b5d7c109ae70607470

core/java/android/content/Intent.java

@@ -11601,7 +11601,7 @@ public class Intent implements Parcelable, Cloneable {
     private void toUriInner(StringBuilder uri, String scheme, String defAction,
             String defPackage, int flags) {
         if (scheme != null) {
-            uri.append("scheme=").append(scheme).append(';');
+            uri.append("scheme=").append(Uri.encode(scheme)).append(';');
         }
         if (mAction != null && !mAction.equals(defAction)) {
             uri.append("action=").append(Uri.encode(mAction)).append(';');