fix: add (very) old bootstrap node to 7 to 8 migration

See ipfs/go-ipfs-config@96155d6#diff-829ea76924703f832bf53d5ceb68bab9

Author: dirkmc

ipfs-7-to-8/migration/config_conv.go

@@ -23,6 +23,7 @@ var (
 		"QmSoLMeWqB7YGVLJN3pNLQpmmEk35v6wYtsMGLzSr5QBU3",
 		"QmSoLju6m7xTh3DuokvT3886QRYqxAzb1kShaanJgW36yx",
 		"QmSoLPppuBtQSGwKDZT2M73ULpjvfd3aZ6ha4oFGL1KrGM",
+		"QmSoLpPVmHKQ4XTPdz8tjDFgdeRFkpV8JgYq8JVJ69RrZm",
 		"QmSoLSafTMBsPKadTEgaXctDQVcqN88CNLHXMkTNwMKPnu",
 		"QmSoLV4Bbm51jM9C4gDYZQ9Cy3U6aXMJDAbzgu2fzaDs64",
 		"QmSoLer265NRgSp2LA3dPaeykiS1J6DifTC88f5uVQKNAd",