Change DiasporaContact->subscribe type to string

- This avoids the expected "{uri}" placeholder to be URL-encoded in the string representation

src/Protocol/Diaspora/Entity/DiasporaContact.php

@@ -82,7 +82,7 @@ class DiasporaContact extends \Friendica\BaseEntity
 	protected $notify;
 	/** @var UriInterface */
 	protected $poll;
-	/** @var UriInterface */
+	/** @var string URL pattern string including a placeholder "{uri}" that mustn't be URL-encoded */
 	protected $subscribe;
 	/** @var bool */
 	protected $searchable;
@@ -107,7 +107,7 @@ class DiasporaContact extends \Friendica\BaseEntity
 		UriInterface $url, \DateTime $created, string $guid = null, string $addr = null, UriInterface $alias = null,
 		string $nick = null, string $name = null, string $givenName = null, string $familyName = null,
 		UriInterface $photo = null, UriInterface $photoMedium = null, UriInterface $photoSmall = null,
-		UriInterface $batch = null, UriInterface $notify = null, UriInterface $poll = null, UriInterface $subscribe = null,
+		UriInterface $batch = null, UriInterface $notify = null, UriInterface $poll = null, string $subscribe = null,
 		bool $searchable = null, string $pubKey = null, UriInterface $baseurl = null, int $gsid = null,
 		\DateTime $updated = null, int $interacting_count = 0, int $interacted_count = 0, int $post_count = 0, int $uriId = null
 	) {

src/Protocol/Diaspora/Factory/DiasporaContact.php

@@ -45,7 +45,7 @@ class DiasporaContact extends \Friendica\BaseFactory implements ICanCreateFromTa
 			$row['batch'] ? new Uri($row['batch']) : null,
 			$row['notify'] ? new Uri($row['notify']) : null,
 			$row['poll'] ? new Uri($row['poll']) : null,
-			$row['subscribe'] ? new Uri($row['subscribe']) : null,
+			$row['subscribe'],
 			$row['searchable'],
 			$row['pubkey'],
 			$row['baseurl'] ? new Uri($row['baseurl']) : null,
@@ -87,7 +87,7 @@ class DiasporaContact extends \Friendica\BaseFactory implements ICanCreateFromTa
 			$data['batch'] ? new Uri($data['batch']) : null,
 			$data['notify'] ? new Uri($data['notify']) : null,
 			$data['poll'] ? new Uri($data['poll']) : null,
-			$data['subscribe'] ? new Uri($data['subscribe']) : null,
+			$data['subscribe'],
 			!$data['hide'],
 			$data['pubkey'],
 			$data['baseurl'] ? new Uri($data['baseurl']) : null,