Update changelog

Author: mahesh-panchal

CHANGELOG.md

@@ -41,6 +41,11 @@
 * Remove base `Dockerfile` used for DSL1 pipeline container builds
 * Run tests with Python 3.10
 * [#1363](https://github.com/nf-core/tools/pull/1363) Fix tools CI workflow nextflow versions.
+* [#1384](https://github.com/nf-core/tools/pull/1384) Adds Gitpod environment and Dockerfile.
+    * Adds conda, Nextflow, nf-core, pytest-workflow, mamba, and pip to base Gitpod Docker image.
+    * Adds GH action to build and push Gitpod Docker image.
+    * Adds Gitpod environment to template.
+    * Adds Gitpod environment to tools with auto build of nf-core tool.
 
 ### Modules