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)