Device ID Attestation: Fix API review

Mark the c'tor parameters as nullable to comply with Exception's
behaviour.

Bug: 126702366
Test: That it compiles
Change-Id: I96a7c03cb79e7180872de02bee143b67f7a408ec

api/system-current.txt

@@ -6187,8 +6187,8 @@ package android.security.keystore {
   }
 
   public class DeviceIdAttestationException extends java.lang.Exception {
-    ctor public DeviceIdAttestationException(String);
-    ctor public DeviceIdAttestationException(String, Throwable);
+    ctor public DeviceIdAttestationException(@Nullable String);
+    ctor public DeviceIdAttestationException(@Nullable String, @Nullable Throwable);
   }
 
 }

api/test-current.txt

@@ -2099,8 +2099,8 @@ package android.security.keystore {
   }
 
   public class DeviceIdAttestationException extends java.lang.Exception {
-    ctor public DeviceIdAttestationException(String);
-    ctor public DeviceIdAttestationException(String, Throwable);
+    ctor public DeviceIdAttestationException(@Nullable String);
+    ctor public DeviceIdAttestationException(@Nullable String, @Nullable Throwable);
   }
 
   public static final class KeyGenParameterSpec.Builder {

keystore/java/android/security/keystore/DeviceIdAttestationException.java

@@ -16,6 +16,7 @@
 
 package android.security.keystore;
 
+import android.annotation.Nullable;
 import android.annotation.SystemApi;
 import android.annotation.TestApi;
 
@@ -33,7 +34,7 @@ public class DeviceIdAttestationException extends Exception {
      *
      * @param detailMessage the detail message for this exception.
      */
-    public DeviceIdAttestationException(String detailMessage) {
+    public DeviceIdAttestationException(@Nullable String detailMessage) {
         super(detailMessage);
     }
 
@@ -44,7 +45,7 @@ public class DeviceIdAttestationException extends Exception {
      * @param message the detail message for this exception.
      * @param cause the cause of this exception, may be {@code null}.
      */
-    public DeviceIdAttestationException(String message, Throwable cause) {
+    public DeviceIdAttestationException(@Nullable String message, @Nullable Throwable cause) {
         super(message, cause);
     }
 }