Update README.md

Author: charliewhitfield

README.md

@@ -4,10 +4,11 @@ As of v0.0.18, the ivoyager_core editor plugin will offer to download and update
 For manual asset management, downloads can be found [here](https://github.com/ivoyager/asset_downloads/releases). Release assets always have tag similar to "v0.0.18". Development (non-release) assets have appended ".dev.\<date\>" (e.g., "v0.0.19.dev.20240906").
 
 Current:
-* v0.0.19.dev.20240906 (current development assets for ivoyager_core _master_ branch)
+* v0.0.19.dev.20240911 (current development assets for ivoyager_core _master_ branch)
 * v0.0.18 (release assets for ivoyager_core v0.0.18)
 
 Obsolete:
+* v0.0.19.dev.20240906
 * (Earlier release assets can be downloaded from [ivoyager_core/releases](https://github.com/ivoyager/ivoyager_core/releases))
 * (Earlier development assets can be downloaded from [non_release_assets](https://github.com/ivoyager/non_release_assets))