chore(ci): Update Pixi

Author: renovate[bot]

pixi.lock

@@ -11,7 +11,7 @@ preview = ["pixi-build"]
 
 [dependencies]
 filelock = ">=3.16.0,<4"
-git = "==2.51.0"
+git = "==2.51.1"
 httpx = ">=0.28.0,<1"
 mypy = ">=1.18,<1.19"
 py-rattler = ">=0.16,<0.17"
@@ -82,7 +82,7 @@ typos = "typos --force-exclude"
 # Feature to build recipes
 #
 [feature.recipes.dependencies]
-rattler-build = ">=0.48,<0.49"
+rattler-build = ">=0.49,<0.50"
 
 [feature.recipes.tasks.build-backends]
 cmd = "rattler-build build --recipe-dir empty --output-dir ."