Fix Clang 20 build issues

It is observed that with recent change of clang to 20 there are some CI
build issues found on phosphor-user-manager based on readability and
style. I fixed the same

Change-Id: Ief2a902b9970c628b26e908b8c784efe9e524bf6
Signed-off-by: Chandramohan Harkude <chandramohan.harkude@gmail.com>
diff --git a/phosphor-ldap-config/ldap_config.hpp b/phosphor-ldap-config/ldap_config.hpp
index d3fa604..768cf5f 100644
--- a/phosphor-ldap-config/ldap_config.hpp
+++ b/phosphor-ldap-config/ldap_config.hpp
@@ -32,7 +32,7 @@
     sdbusplus::server::object_t<ConfigIface, EnableIface, MapperIface>;
 using ObjectPath = sdbusplus::message::object_path;
 
-namespace sdbusRule = sdbusplus::bus::match::rules;
+namespace sdbus_rule = sdbusplus::bus::match::rules;
 
 class ConfigMgr;
 class MockConfigMgr;