CompatHelper: bump compat for DocStringExtensions to 0.9, (keep existing compat) (#74)

Co-authored-by: CompatHelper Julia <compathelper_noreply@julialang.org>

Author: github-actions[bot]

Project.toml

@@ -12,7 +12,7 @@ Tables = "bd369af6-aec1-5ad0-b16a-f7cc5008161c"
 
 [compat]
 DataFrames = "1"
-DocStringExtensions = "0.8.5"
+DocStringExtensions = "0.8.5, 0.9"
 InlineStrings = "1.1.2"
 Parsers = "2.3.1"
 PrettyTables = "1"