update changelog

Signed-off-by: Rui Chen <rui@chenrui.dev>

CHANGELOG.md

@@ -1,3 +1,20 @@
+# v0.18.0
+
+Feature release of adding capability of streaming terraform logs, also added the capability of supporting tf 1.0.x (which was missed in the v0.17.6 release).
+
+## What's Changed
+
+* deps: terraform 1.1.2 by @chenrui333 in https://github.com/runatlantis/atlantis/pull/1952
+* build(deps): bump github.com/spf13/viper from 1.10.0 to 1.10.1 by @dependabot in https://github.com/runatlantis/atlantis/pull/1956
+* Dockerfile: Add support for last Terraform 1.0.x version in AVAILABLE_TERRAFORM_VERSIONS by @javierbeaumont in https://github.com/runatlantis/atlantis/pull/1957
+* feat: add GitHub team allowlist configuration option by @paulerickson in https://github.com/runatlantis/atlantis/pull/1694
+* fix: fallback to default TF version in apply step by @sapslaj in https://github.com/runatlantis/atlantis/pull/1931
+* docs: typo in heading level by @moretea in https://github.com/runatlantis/atlantis/pull/1960
+* docs: clarify example for `--azuredevops-token` flag by @MarkIannucci in https://github.com/runatlantis/atlantis/pull/1712
+* docs: update github docs links by @chenrui333 in https://github.com/runatlantis/atlantis/pull/1964
+* build(deps): bump github.com/hashicorp/go-getter from 1.5.9 to 1.5.10 by @dependabot in https://github.com/runatlantis/atlantis/pull/1961
+* feat: streaming terraform logs in real-time by @Aayyush in https://github.com/runatlantis/atlantis/pull/1937
+
 # v0.17.6
 
 ## What's Changed