Bug: Spawn construction site not created by planner (after room wipe)

[zGeneral]

Issue summary

reason: construction sites limit reached (10).

Description of issue:

Steps to reproduce:

Error message:

// Console output:

// Offending line:

Suggested fix (optional):

Other information:

• Overmind version: {found in package.json or by typing info() into console}
  • Commit hash: {optional, but helpful: include the commit hash (if known)}