Avoid saving the texture_rd_rid property of TextureRD resources

RIDs do not persist between runs, so they should not be saved

doc/classes/Texture2DRD.xml

@@ -10,7 +10,7 @@
 	</tutorials>
 	<members>
 		<member name="resource_local_to_scene" type="bool" setter="set_local_to_scene" getter="is_local_to_scene" overrides="Resource" default="false" />
-		<member name="texture_rd_rid" type="RID" setter="set_texture_rd_rid" getter="get_texture_rd_rid" default="RID()">
+		<member name="texture_rd_rid" type="RID" setter="set_texture_rd_rid" getter="get_texture_rd_rid">
 			The RID of the texture object created on the [RenderingDevice].
 		</member>
 	</members>

doc/classes/Texture3DRD.xml

@@ -9,7 +9,7 @@
 	<tutorials>
 	</tutorials>
 	<members>
-		<member name="texture_rd_rid" type="RID" setter="set_texture_rd_rid" getter="get_texture_rd_rid" default="RID()">
+		<member name="texture_rd_rid" type="RID" setter="set_texture_rd_rid" getter="get_texture_rd_rid">
 			The RID of the texture object created on the [RenderingDevice].
 		</member>
 	</members>

doc/classes/TextureLayeredRD.xml

@@ -9,7 +9,7 @@
 	<tutorials>
 	</tutorials>
 	<members>
-		<member name="texture_rd_rid" type="RID" setter="set_texture_rd_rid" getter="get_texture_rd_rid" default="RID()">
+		<member name="texture_rd_rid" type="RID" setter="set_texture_rd_rid" getter="get_texture_rd_rid">
 			The RID of the texture object created on the [RenderingDevice].
 		</member>
 	</members>

scene/resources/texture_rd.cpp

@@ -37,7 +37,7 @@ void Texture2DRD::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_texture_rd_rid", "texture_rd_rid"), &Texture2DRD::set_texture_rd_rid);
 	ClassDB::bind_method(D_METHOD("get_texture_rd_rid"), &Texture2DRD::get_texture_rd_rid);
 
-	ADD_PROPERTY(PropertyInfo(Variant::RID, "texture_rd_rid"), "set_texture_rd_rid", "get_texture_rd_rid");
+	ADD_PROPERTY(PropertyInfo(Variant::RID, "texture_rd_rid", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NONE), "set_texture_rd_rid", "get_texture_rd_rid");
 }
 
 int Texture2DRD::get_width() const {
@@ -128,7 +128,7 @@ void TextureLayeredRD::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_texture_rd_rid", "texture_rd_rid"), &TextureLayeredRD::set_texture_rd_rid);
 	ClassDB::bind_method(D_METHOD("get_texture_rd_rid"), &TextureLayeredRD::get_texture_rd_rid);
 
-	ADD_PROPERTY(PropertyInfo(Variant::RID, "texture_rd_rid"), "set_texture_rd_rid", "get_texture_rd_rid");
+	ADD_PROPERTY(PropertyInfo(Variant::RID, "texture_rd_rid", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NONE), "set_texture_rd_rid", "get_texture_rd_rid");
 }
 
 TextureLayered::LayeredType TextureLayeredRD::get_layered_type() const {
@@ -255,7 +255,7 @@ void Texture3DRD::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_texture_rd_rid", "texture_rd_rid"), &Texture3DRD::set_texture_rd_rid);
 	ClassDB::bind_method(D_METHOD("get_texture_rd_rid"), &Texture3DRD::get_texture_rd_rid);
 
-	ADD_PROPERTY(PropertyInfo(Variant::RID, "texture_rd_rid"), "set_texture_rd_rid", "get_texture_rd_rid");
+	ADD_PROPERTY(PropertyInfo(Variant::RID, "texture_rd_rid", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NONE), "set_texture_rd_rid", "get_texture_rd_rid");
 }
 
 Image::Format Texture3DRD::get_format() const {