chore: update change log with recent changes

Author: MeanderingProgrammer

Diff for: CHANGELOG.md

@@ -2,6 +2,26 @@
 
 ## Pre-release
 
+### Features
+
+- customize heading properties based on text [#320](https://github.com/MeanderingProgrammer/render-markdown.nvim/issues/320)
+  [5c2440d](https://github.com/MeanderingProgrammer/render-markdown.nvim/commit/5c2440d932a4ba96840e5ce5a7bd40f0624bdaa2)
+- allow html tags to be replaced with icons [#336](https://github.com/MeanderingProgrammer/render-markdown.nvim/issues/336)
+  [6d446de](https://github.com/MeanderingProgrammer/render-markdown.nvim/commit/6d446de33937633bc2104f45c943f4fae632b822)
+- use default `render_modes = true` (all) for LSP docs [#326](https://github.com/MeanderingProgrammer/render-markdown.nvim/issues/326)
+  [17a7746](https://github.com/MeanderingProgrammer/render-markdown.nvim/commit/17a77463f945c4b9e4f371c752efd90e3e1bf604)
+- update troubleshooting doc [f6c9e18](https://github.com/MeanderingProgrammer/render-markdown.nvim/commit/f6c9e1841cf644a258eb037dae587e3cf407d696)
+- update `lazy` preset to match `LazyVim` [4a28c13](https://github.com/MeanderingProgrammer/render-markdown.nvim/commit/4a28c135bc3548e398ba38178fec3f705cb26fe6)
+
+### Bug Fixes
+
+- update checkhealth to not rely on `nvim-treesitter` [#322](https://github.com/MeanderingProgrammer/render-markdown.nvim/pull/322)
+  [e05a9f2](https://github.com/MeanderingProgrammer/render-markdown.nvim/commit/e05a9f22f31c088ece3fa5928daf546a015b66ee)
+
+### Collaborator Shoutouts
+
+- @dsully
+
 ## 8.0.0 (2025-02-06)
 
 ### ⚠ BREAKING CHANGES