A few minor code inspection fixes (#18393)

* swarm/network: fix code inspection problems

- typos
- redundant import alias

* p2p/simulations: fix code inspection problems

- typos
- unused function parameters
- redundant import alias
- code style issue: snake case

* swarm/network: fix unused method parameters inspections

p2p/simulations/adapters/exec.go

@@ -46,7 +46,7 @@ import (
 
 func init() {
 	// Register a reexec function to start a simulation node when the current binary is
-	// executed as "p2p-node" (rather than whataver the main() function would normally do).
+	// executed as "p2p-node" (rather than whatever the main() function would normally do).
 	reexec.Register("p2p-node", execP2PNode)
 }