Pioarduino preparation (#9223)

* Resolve naming conflict of Syslog class with namespace

* do not include libpax headers if pax counter is excluded

* clean only top-level sdkconfigs, keep them in the variants directories

* Fix code formatting

src/DebugConfiguration.h

@@ -162,6 +162,8 @@ extern "C" void logLegacy(const char *level, const char *fmt, ...);
 
 #if HAS_NETWORKING
 
+namespace meshtastic
+{
 class Syslog
 {
   private:
@@ -195,4 +197,6 @@ class Syslog
     bool vlogf(uint16_t pri, const char *appName, const char *fmt, va_list args) __attribute__((format(printf, 3, 0)));
 };
 
-#endif // HAS_NETWORKING
+}; // namespace meshtastic
+
+#endif // HAS_NETWORKING