fix(uv) use correct path to core, relock

Author: cgoetz-inovex

services/observability/pyproject.toml

@@ -48,7 +48,7 @@ dev = [
 default-groups = "all"
 
 [tool.uv.sources]
-stackit-core = { path = "../../stackit-core" }
+stackit-core = { path = "../../core" }
 
 [tool.hatch.build.targets.sdist]
 include = ["src/stackit"]