Update northern-tech.json

northern-tech.json

@@ -190,16 +190,16 @@
 			"similar_solution_url": "https://www.toradex.com/",
 			"category": "Service lifecycle automation"
 		},{
-			"title": "Particle",
-			"similar_solution_url": "https://www.particle.io/",
+			"title": "Rauc",
+			"similar_solution_url": "https://rauc.io/",
 			"category": "Service lifecycle automation"
 		},{
 			"title": "Hologram",
 			"similar_solution_url": "https://www.hologram.io/",
 			"category": "Service lifecycle automation"
 		},{
-			"title": "Thingswork",
-			"similar_solution_url": "https://www.ptc.com/en/products/thingworx",
+			"title": "SlapOS",
+			"similar_solution_url": "https://slapos.nexedi.com/",
 			"category": "Service lifecycle automation"
 		},{
 			"title": "Google Cloud IOT core",