qtopcua-ptest: miss install open62541-testserver

Server Path: "/usr/lib64/qtopcua/ptest/tests/auto/declarative/../../open62541-testserver/open62541-testserver" 
all auto tests rely on an open62541-based test-server 
/usr/lib64/qtopcua/ptest/run-ptest: line 29:   721 Aborted                 (core dumped) ./${t} 
FAIL: tst_opcua 
Server Path: "/usr/lib64/qtopcua/ptest/tests/auto/clientSetupInCpp/../../open62541-testserver/open62541-testserver" 
all auto tests rely on an open62541-based test-server 
/usr/lib64/qtopcua/ptest/run-ptest: line 29:   726 Aborted                 (core dumped) ./${t} 
FAIL: tst_clientSetupInCpp 

❯ fd open62541-testserver
build-ptest/tests/open62541-testserver/
build-ptest/tests/open62541-testserver/CMakeFiles/open62541-testserver.dir/
build-ptest/tests/open62541-testserver/CMakeFiles/open62541-testserver.dir/open62541-testserver_autogen/
build-ptest/tests/open62541-testserver/CMakeFiles/open62541-testserver_autogen.dir/
build-ptest/tests/open62541-testserver/open62541-testserver
build-ptest/tests/open62541-testserver/open62541-testserver_autogen/

❯ git diff qtopcua_git.bb
diff --git a/recipes-qt/qt6/qtopcua_git.bb b/recipes-qt/qt6/qtopcua_git.bb
index 46c85cb..8668ea9 100644
--- a/recipes-qt/qt6/qtopcua_git.bb
+++ b/recipes-qt/qt6/qtopcua_git.bb
@@ -35,6 +35,12 @@ PACKAGECONFIG[open62541] = "-DFEATURE_open62541=ON,-DFEATURE_open62541=OFF,opens
 # cc1: error: -Wformat-security ignored without -Wformat [-Werror=format-security]
 SECURITY_STRINGFORMAT = ""

+do_install_ptest:append() {
+    install -d ${D}${PTEST_PATH}/tests/open62541-testserver
+    install -m 0755 ${B_PTEST}/tests/open62541-testserver/open62541-testserver \
+        ${D}${PTEST_PATH}/tests/open62541-testserver/
+}
+
 DEPENDS += "qtbase qtopcua-native"

 BBCLASSEXTEND = "native nativesdk"