don't force moc discovery on all tests

tests/config.nims

@@ -1 +0,0 @@
-patchFile("dagger", "discovery", "dagger/mockdiscovery")

tests/dagger/mockdiscovery.nim

@@ -1,54 +0,0 @@
-## Nim-Dagger
-## Copyright (c) 2022 Status Research & Development GmbH
-## Licensed under either of
-##  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
-##  * MIT license ([LICENSE-MIT](LICENSE-MIT))
-## at your option.
-## This file may not be copied, modified, or distributed except according to
-## those terms.
-
-import pkg/chronos
-import pkg/libp2p
-import pkg/questionable
-import pkg/questionable/results
-import pkg/stew/shims/net
-import pkg/libp2pdht/discv5/protocol as discv5
-
-export discv5
-
-type
-  MockDiscovery* = ref object of Discovery
-    findBlockProvidersHandler*: proc(d: MockDiscovery, cid: Cid): seq[SignedPeerRecord] {.gcsafe.}
-    publishProvideHandler*: proc(d: MockDiscovery, cid: Cid) {.gcsafe.}
-
-proc new*(
-  T: type Discovery,
-  localInfo: PeerInfo,
-  discoveryPort: Port,
-  bootstrapNodes = newSeq[SignedPeerRecord](),
-  ): T =
-
-  T()
-
-proc findPeer*(
-  d: Discovery,
-  peerId: PeerID): Future[?PeerRecord] {.async.} =
-  return none(PeerRecord)
-
-proc findBlockProviders*(
-  d: Discovery,
-  cid: Cid): Future[seq[SignedPeerRecord]] {.async.} =
-  if isNil(d.findBlockProvidersHandler): return
-
-  return d.findBlockProvidersHandler(d, cid)
-
-method provideBlock*(d: MockDiscovery, cid: Cid) {.async.} =
-  if isNil(d.publishProvideHandler): return
-  d.publishProvideHandler(d, cid)
-
-
-proc start*(d: Discovery) {.async.} =
-  discard
-
-proc stop*(d: Discovery) {.async.} =
-  discard