chore(deps): update dependency @sourcegraph/eslint-config to ^0.19.12

Author: renovate-bot

package.json

@@ -118,7 +118,7 @@
   "devDependencies": {
     "@commitlint/cli": "^9.0.1",
     "@commitlint/config-conventional": "^9.0.1",
-    "@sourcegraph/eslint-config": "^0.19.10",
+    "@sourcegraph/eslint-config": "^0.19.12",
     "@sourcegraph/prettierrc": "^3.0.3",
     "@sourcegraph/tsconfig": "^3.0.0",
     "@types/mocha": "7.0.2",

yarn.lock

@@ -950,10 +950,10 @@
   resolved "https://registry.yarnpkg.com/@sinonjs/text-encoding/-/text-encoding-0.7.1.tgz#8da5c6530915653f3a1f38fd5f101d8c3f8079c5"
   integrity sha512-+iTbntw2IZPb/anVDbypzfQa+ay64MW0Zo8aJ8gZPWMMK6/OubMVb6lUPMagqjOPnmtauXnFCACVl3O7ogjeqQ==
 
-"@sourcegraph/eslint-config@^0.19.10":
-  version "0.19.10"
-  resolved "https://registry.yarnpkg.com/@sourcegraph/eslint-config/-/eslint-config-0.19.10.tgz#986a47e21e2722640fb69020e503feac35ed3eda"
-  integrity sha512-P9k/iEgWqql9h7Z30EX+CatOhguejMDtHS/m3jkI/2xxLf/KSbpRurCq5dT9GAxpIbkeIDQFRXOE9SzEi8jC4Q==
+"@sourcegraph/eslint-config@^0.19.12":
+  version "0.19.12"
+  resolved "https://registry.yarnpkg.com/@sourcegraph/eslint-config/-/eslint-config-0.19.12.tgz#09cf599147b5a668de4bf17e174e74f115d3809b"
+  integrity sha512-3n54p4jcRCJm0YtSe6KmCqnoC3i+4KNABgiJu0MoRUO5zXmHd2z9WdYjvuKrMhzhwYpxDJWtVPGQVw6XyUlFNQ==
   dependencies:
     "@sourcegraph/prettierrc" "^3.0.3"
     "@typescript-eslint/eslint-plugin" "^3.6.0"