(fix) Add JSON escaping for device parameter fields (id, label, value) (#59)

* Initial plan

* (feat) Add JSON escaping for device params id, label, and value fields

Co-authored-by: cziter15 <5003708+cziter15@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: cziter15 <5003708+cziter15@users.noreply.github.com>

Author: Copilot

src/ksf/comp/ksDevicePortal.cpp

@@ -456,11 +456,11 @@ namespace ksf::comps
 			for (auto paramRef : paramListRef)
 			{
 				response += PSTR("{\"id\": \"");
-				response += paramRef.id;
+				response += ksf::jsonEscape(paramRef.id);
 				response += PSTR("\", \"label\": \"");
-				response += paramRef.label;
+				response += ksf::jsonEscape(paramRef.label);
 				response += PSTR("\", \"value\": \"");
-				response += paramRef.value;
+				response += ksf::jsonEscape(paramRef.value);
 				response += PSTR("\", \"type\": \"");
 
 				switch (paramRef.type)