pixi upgrade botches >=0.60b1

[ChristianRothQC]

Checklist

• I added a descriptive title
• I searched open reports and couldn't find a duplicate

What happened?

pixi init
pixi add "opentelemetry-instrumentation-starlette>=0.60b1"
git add .
git commit -m "foo"
pixi upgrade
git diff

diff --git a/pixi.toml b/pixi.toml
index f2ec528..189359b 100644
--- a/pixi.toml
+++ b/pixi.toml
@@ -8,4 +8,4 @@ version = "0.1.0"
 [tasks]
 
 [dependencies]
-opentelemetry-instrumentation-starlette = ">=0.60b1"
+opentelemetry-instrumentation-starlette = ">=0.60b1,<0.60a2"

pixi ls

Error:   × failed to solve requirements of environment 'default' for platform 'osx-arm64'
  ├─▶   × failed to solve the environment
  │   
  ╰─▶ Cannot solve the request because of: No candidates were found for opentelemetry-instrumentation-
      starlette >=0.60b1,<0.60a2.

Additional Context

No response