add plcbundle3

Changed files
+5
src
+5
src/instances.json
··· 10 "maintainer": "@tree.fail" 11 }, 12 { 13 "url": "https://plc.j4ck.xyz" 14 }, 15 {
··· 10 "maintainer": "@tree.fail" 11 }, 12 { 13 + "url": "https://plcbundle3.atscan.net", 14 + "country": "CZ", 15 + "maintainer": "@tree.fail" 16 + }, 17 + { 18 "url": "https://plc.j4ck.xyz" 19 }, 20 {