Block rootbuilder directory plugin in Python proxy

The hard-blacklist in plugincontainer.cpp only catches rootbuilder at the
top-level scan, but the Python proxy independently scans the plugins
directory for packages (dirs with __init__.py) and was still loading it.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/libs/plugin_python/src/proxy/proxypython.cpp b/libs/plugin_python/src/proxy/proxypython.cpp
index 6a1430d..0037991 100644
--- a/libs/plugin_python/src/proxy/proxypython.cpp
+++ b/libs/plugin_python/src/proxy/proxypython.cpp
@@ -293,7 +293,8 @@ QStringList ProxyPython::pluginList(const QDir& pluginPath) const
         }
         else if (info.isDir() && QDir(info.absoluteFilePath()).exists("__init__.py")) {
             // Skip Windows-only directory plugins that use ctypes.windll etc.
-            if (baseName == "crashlogtools") {
+            if (baseName == "crashlogtools" ||
+                baseName.compare("rootbuilder", Qt::CaseInsensitive) == 0) {
                 continue;
             }
             result.append(name);