sysutils/govmomi: update to 0.30.7

ChangeLog: https://github.com/vmware/govmomi/releases/tag/v0.30.7

Fix

• Update some goreleaser deprecated fields

vcsim

• Fix RefreshDatastore to return a valid response
• add PerformanceManager counter values

Chore

• Update version.go for v0.30.7

Commits

• chore: Update version.go for v0.30.7
• vcsim: Fix RefreshDatastore to return a valid response
• vcsim: add PerformanceManager counter values
• build: quote golang version in release file to workaround issue in github action Close #3179
• fix: Update some goreleaser deprecated fields

PR: 273415
Reported by: alex@i.org.ua (maintainer)