vminitd: Get rid of unused CgroupManager (#621)

Author: dcantah

vminitd/Sources/vminitd/ManagedContainer.swift

@@ -89,7 +89,6 @@ actor ManagedContainer {
                     id: id,
                     stdio: stdio,
                     bundle: bundle,
-                    cgroupManager: cgManager,
                     owningPid: nil,
                     log: log
                 )

vminitd/Sources/vminitd/ManagedProcess.swift

@@ -61,7 +61,6 @@ final class ManagedProcess: ContainerProcess, Sendable {
     private let errorPipe: Pipe
     private let terminal: Bool
     private let bundle: ContainerizationOCI.Bundle
-    private let cgroupManager: Cgroup2Manager?
 
     var pid: Int32? {
         self.state.withLock {
@@ -73,7 +72,6 @@ final class ManagedProcess: ContainerProcess, Sendable {
         id: String,
         stdio: HostStdio,
         bundle: ContainerizationOCI.Bundle,
-        cgroupManager: Cgroup2Manager? = nil,
         owningPid: Int32? = nil,
         log: Logger
     ) throws {
@@ -140,7 +138,6 @@ final class ManagedProcess: ContainerProcess, Sendable {
         // Setup IO early. We expect the host to be listening already.
         try io.start(process: &command)
 
-        self.cgroupManager = cgroupManager
         self.command = command
         self.terminal = stdio.terminal
         self.bundle = bundle