chore(deps): bump pg from 8.5.1 to 8.6.0

Bumps [pg](https://github.com/brianc/node-postgres/tree/HEAD/packages/pg) from 8.5.1 to 8.6.0.
- [Release notes](https://github.com/brianc/node-postgres/releases)
- [Changelog](https://github.com/brianc/node-postgres/blob/master/CHANGELOG.md)
- [Commits](https://github.com/brianc/node-postgres/commits/pg@8.6.0/packages/pg)

Signed-off-by: dependabot[bot] <support@github.com>

yarn.lock

@@ -9699,25 +9699,25 @@ performance-now@^2.1.0:
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
   integrity sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=
 
-pg-connection-string@^2.4.0:
-  version "2.4.0"
-  resolved "https://registry.yarnpkg.com/pg-connection-string/-/pg-connection-string-2.4.0.tgz#c979922eb47832999a204da5dbe1ebf2341b6a10"
-  integrity sha512-3iBXuv7XKvxeMrIgym7njT+HlZkwZqqGX4Bu9cci8xHZNT+Um1gWKqCsAzcC0d95rcKMU5WBg6YRUcHyV0HZKQ==
+pg-connection-string@^2.5.0:
+  version "2.5.0"
+  resolved "https://registry.yarnpkg.com/pg-connection-string/-/pg-connection-string-2.5.0.tgz#538cadd0f7e603fc09a12590f3b8a452c2c0cf34"
+  integrity sha512-r5o/V/ORTA6TmUnyWZR9nCj1klXCO2CEKNRlVuJptZe85QuhFayC7WeMic7ndayT5IRIR0S0xFxFi2ousartlQ==
 
 pg-int8@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/pg-int8/-/pg-int8-1.0.1.tgz#943bd463bf5b71b4170115f80f8efc9a0c0eb78c"
   integrity sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw==
 
-pg-pool@^3.2.2:
-  version "3.2.2"
-  resolved "https://registry.yarnpkg.com/pg-pool/-/pg-pool-3.2.2.tgz#a560e433443ed4ad946b84d774b3f22452694dff"
-  integrity sha512-ORJoFxAlmmros8igi608iVEbQNNZlp89diFVx6yV5v+ehmpMY9sK6QgpmgoXbmkNaBAx8cOOZh9g80kJv1ooyA==
+pg-pool@^3.3.0:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/pg-pool/-/pg-pool-3.3.0.tgz#12d5c7f65ea18a6e99ca9811bd18129071e562fc"
+  integrity sha512-0O5huCql8/D6PIRFAlmccjphLYWC+JIzvUhSzXSpGaf+tjTZc4nn+Lr7mLXBbFJfvwbP0ywDv73EiaBsxn7zdg==
 
-pg-protocol@^1.4.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/pg-protocol/-/pg-protocol-1.4.0.tgz#43a71a92f6fe3ac559952555aa3335c8cb4908be"
-  integrity sha512-El+aXWcwG/8wuFICMQjM5ZSAm6OWiJicFdNYo+VY3QP+8vI4SvLIWVe51PppTzMhikUJR+PsyIFKqfdXPz/yxA==
+pg-protocol@^1.5.0:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/pg-protocol/-/pg-protocol-1.5.0.tgz#b5dd452257314565e2d54ab3c132adc46565a6a0"
+  integrity sha512-muRttij7H8TqRNu/DxrAJQITO4Ac7RmX3Klyr/9mJEOBeIpgnF8f9jAfRz5d3XwQZl5qBjF9gLsUtMPJE0vezQ==
 
 pg-types@^2.1.0:
   version "2.2.0"
@@ -9731,15 +9731,15 @@ pg-types@^2.1.0:
     postgres-interval "^1.1.0"
 
 pg@^8.0.0:
-  version "8.5.1"
-  resolved "https://registry.yarnpkg.com/pg/-/pg-8.5.1.tgz#34dcb15f6db4a29c702bf5031ef2e1e25a06a120"
-  integrity sha512-9wm3yX9lCfjvA98ybCyw2pADUivyNWT/yIP4ZcDVpMN0og70BUWYEGXPCTAQdGTAqnytfRADb7NERrY1qxhIqw==
+  version "8.6.0"
+  resolved "https://registry.yarnpkg.com/pg/-/pg-8.6.0.tgz#e222296b0b079b280cce106ea991703335487db2"
+  integrity sha512-qNS9u61lqljTDFvmk/N66EeGq3n6Ujzj0FFyNMGQr6XuEv4tgNTXvJQTfJdcvGit5p5/DWPu+wj920hAJFI+QQ==
   dependencies:
     buffer-writer "2.0.0"
     packet-reader "1.0.0"
-    pg-connection-string "^2.4.0"
-    pg-pool "^3.2.2"
-    pg-protocol "^1.4.0"
+    pg-connection-string "^2.5.0"
+    pg-pool "^3.3.0"
+    pg-protocol "^1.5.0"
     pg-types "^2.1.0"
     pgpass "1.x"