symbols: replace pcre lib with a Go function (fixup) (!25401) · Merge requests · Administrator / sourcegraph · GitLab

Administrator requested to merge symbols-regexp-in-go-fixup into main Sep 27, 2021

Created by: chrismwendt

https://github.com/sourcegraph/sourcegraph/pull/25374 had a bug preventing it the symbols service from starting, so it got reverted in https://github.com/sourcegraph/sourcegraph/pull/25398, and this PR fixes the bug and re-commits the original PR.