chore(deps): update dependency @sourcegraph/eslint-config to ^0.15.0

Author: renovate-bot

package.json

@@ -59,7 +59,7 @@
   "devDependencies": {
     "@commitlint/cli": "^8.3.5",
     "@commitlint/config-conventional": "^8.3.4",
-    "@sourcegraph/eslint-config": "^0.14.0",
+    "@sourcegraph/eslint-config": "^0.15.0",
     "@sourcegraph/prettierrc": "^3.0.3",
     "@sourcegraph/tsconfig": "^4.0.1",
     "@types/execa": "0.9.0",

yarn.lock

@@ -287,10 +287,10 @@
   resolved "https://registry.yarnpkg.com/@sindresorhus/is/-/is-2.1.0.tgz#6ad4ca610f696098e92954ab431ff83bea0ce13f"
   integrity sha512-lXKXfypKo644k4Da4yXkPCrwcvn6SlUW2X2zFbuflKHNjf0w9htru01bo26uMhleMXsDmnZ12eJLdrAZa9MANg==
 
-"@sourcegraph/eslint-config@^0.14.0":
-  version "0.14.0"
-  resolved "https://registry.yarnpkg.com/@sourcegraph/eslint-config/-/eslint-config-0.14.0.tgz#1a4c8c23cb530960ec82315302a8f8f9731e4757"
-  integrity sha512-WkjVqaKMk/sk1FI9neSojaEr8F7HyMIDtQpNPRA9W19Uie3pKuRRVISGTsvyS+xhf7nqGJfLVP3TqSIcIO4HFQ==
+"@sourcegraph/eslint-config@^0.15.0":
+  version "0.15.0"
+  resolved "https://registry.yarnpkg.com/@sourcegraph/eslint-config/-/eslint-config-0.15.0.tgz#f863f13e1de22b4c00fb427b12ec200c88431cd0"
+  integrity sha512-8kF4z8ySBUpNz7aGKbA+GA16bFtEn6OkqAYnZ/S0WsS5MAsGxcwLtRh/W2zzyLQYLOJJb2EOF+t6m7waYw8mIg==
   dependencies:
     "@sourcegraph/prettierrc" "^3.0.3"
     "@typescript-eslint/eslint-plugin" "^2.27.0"