support dict pins

Author: keewis

minimum_versions/environments/pixi.py

@@ -13,12 +13,15 @@
 tight_pin_re = re.compile(rf">=(?P<lower>{_version_re}),<(?P<upper>{_version_re})")
 
 
-def parse_spec(name, version_text):
+def parse_spec(name, version_text: str | dict):
     # "*" => None
     # "x.y.*" => "x.y"
     # ">=x.y.0,<x.(y + 1).0" => "x.y" (+ warning)
     # ">=x.y.*" => "x.y" (+ warning)
 
+    if isinstance(version_text, dict):
+        version_text = version_text.get("version", "*")
+
     warnings = []
     if version_text == "*":
         raw_version = None