update linkml and linkml runtime versions

pyproject.toml

@@ -9,16 +9,15 @@ include = ["README.md", "src/thing_description_schema/schema", "project"]
 
 [tool.poetry.dependencies]
 python = "^3.11"
-pyyaml = "^6.0.1"
-linkml-runtime = "^1.1.24"
+linkml-runtime = "^1.8.0rc2"
 
 [tool.poetry-dynamic-versioning]
 enable = false
 vcs = "git"
 style = "pep440"
 
 [tool.poetry.dev-dependencies]
-linkml = "^1.3.5"
+linkml = "^1.8.0rc2"
 mkdocs-material = "^8.2.8"
 mkdocs-mermaid2-plugin = "^0.6.0"
 schemasheets = "^0.1.14"
@@ -28,5 +27,4 @@ requires = ["poetry-core>=1.0.0", "poetry-dynamic-versioning"]
 build-backend = "poetry_dynamic_versioning.backend"
 
 [tool.poetry.extras]
-docs = ["linkml", "mkdocs-material"]
-
+docs = ["linkml", "mkdocs-material"]