Remove unused variables

Jenkins presubmit fails for all commits right now due to certain unused
variables. This commit aims to pass presubmit without regressing
functionality.

Tested: Presubmit passes

Change-Id: Ifdc7081b1154ce3ac2f3ab0828429660db35360a
Signed-off-by: Edward Lee <edwarddl@google.com>
diff --git a/src/rde/external_storer_file.cpp b/src/rde/external_storer_file.cpp
index 26aa6d7..4e45993 100644
--- a/src/rde/external_storer_file.cpp
+++ b/src/rde/external_storer_file.cpp
@@ -46,8 +46,8 @@
 ExternalStorerFileInterface::ExternalStorerFileInterface(
     sdbusplus::bus_t& bus, std::string_view rootPath,
     std::unique_ptr<FileHandlerInterface> fileHandler) :
-    bus(bus),
-    rootPath(rootPath), fileHandler(std::move(fileHandler)), logServiceId(""),
+    rootPath(rootPath),
+    fileHandler(std::move(fileHandler)), logServiceId(""),
     cperNotifier(std::make_unique<CperFileNotifierHandler>(bus))
 {}