Fix pixi.toml warnings: project -> workspace

Author: ctrueden

tests/builder/test_pixi.py

@@ -126,7 +126,7 @@ def test_pixi_pyproject():
 
 def test_content_api():
     """Tests building environment from content string using type-specific builder."""
-    pixi_toml = """[project]
+    pixi_toml = """[workspace]
 name = "content-test"
 channels = ["conda-forge"]
 platforms = ["linux-64", "osx-64", "osx-arm64", "win-64"]
@@ -177,7 +177,7 @@ def test_content_environment_yml():
 
 def test_content_pixi_toml():
     """Tests auto-detecting builder from pixi.toml content string."""
-    pixi_toml = """[project]
+    pixi_toml = """[workspace]
 name = "content-pixi-toml"
 channels = ["conda-forge"]
 platforms = ["linux-64", "osx-64", "osx-arm64", "win-64"]

tests/resources/envs/cowsay-pixi-pyproject.toml

@@ -3,7 +3,7 @@ name = "cowsay-pixi-test"
 version = "0.1.0"
 description = "Test project for cowsay with Pixi using pyproject.toml"
 
-[tool.pixi.project]
+[tool.pixi.workspace]
 channels = ["conda-forge"]
 platforms = ["linux-64", "osx-64", "osx-arm64", "win-64"]
 

tests/resources/envs/cowsay-pixi.toml

@@ -1,4 +1,4 @@
-[project]
+[workspace]
 name = "appose-cowsay-pixi"
 channels = ["conda-forge"]
 platforms = ["linux-64", "osx-64", "osx-arm64", "win-64"]