Update OrderedCollections requirement from 1 to 1, 2.0

Updates the requirements on [OrderedCollections](https://github.com/JuliaCollections/OrderedCollections.jl) to permit the latest version.
- [Release notes](https://github.com/JuliaCollections/OrderedCollections.jl/releases)
- [Commits](JuliaCollections/OrderedCollections.jl@v1.0.0...v2.0.1)

---
updated-dependencies:
- dependency-name: OrderedCollections
  dependency-version: 2.0.1
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Project.toml

@@ -15,7 +15,7 @@ TableMetadataTools = "9ce81f87-eacc-4366-bf80-b621a3098ee2"
 Chain = "0.5, 0.6, 1"
 DataFrames = "1"
 MacroTools = "0.5"
-OrderedCollections = "1"
+OrderedCollections = "1, 2.0"
 PrettyTables = "2, 3"
 Reexport = "0.2, 1"
 TableMetadataTools = "0.1"