fix: remove useless gitignore

docs/.gitignore

@@ -1,37 +0,0 @@
-node_modules
-
-# ide stuffs
-.idea
-.vscode
-.vs
-
-# PNPM noise
-.pnpm-debug.log
-
-# Compiled output
-js
-
-# Ignore all .env's apart from example.env
-.env
-*.env
-!example.env
-
-# Ignore all conf.json5's apart from example.conf.json5
-conf.json5
-*.conf.json5
-!example.conf.json5
-
-# Redis dumps these files into PWD if it exits unexpectedly
-*.rdb
-
-# Don't want to check in logs
-logs
-
-# Anything about BFG stuff we shredded
-...bfg-report
-
-# Test coverages
-.nyc_output
-coverage
-out.*
-failed-tests.log