Remove dangerous usage of non-public parts of the systemrdl-compiler API

Author: amykyta3

pyproject.toml

@@ -7,7 +7,7 @@ name = "sphinx-peakrdl"
 dynamic = ["version"]
 requires-python = ">=3.7"
 dependencies = [
-    "systemrdl-compiler ~= 1.29",
+    "systemrdl-compiler ~= 1.31",
     "peakrdl-cli ~= 1.3",
     "peakrdl-html ~= 2.11",
     "sphinx >= 1.8",

src/sphinx_peakrdl/directives/docnode.py

@@ -96,7 +96,7 @@ def get_rdl_desc(self, rdl_node: Node) -> nodes.paragraph:
         """
         desc = rdl_node.get_property("desc") or ""
 
-        src_ref = rdl_node.inst.property_src_ref.get("desc", rdl_node.inst.inst_src_ref)
+        src_ref = rdl_node.property_src_ref.get("desc", rdl_node.inst_src_ref)
         if isinstance(src_ref, FileSourceRef):
             path = src_ref.path
         else:
@@ -190,7 +190,7 @@ def make_rdl_node_doc(self, rdl_node: Node) -> Sequence[nodes.Element]:
         else:
             logger.warning(
                 "Cannot generate doc content for %s components: %s",
-                type(rdl_node.inst).__name__.lower(),
+                rdl_node.component_type_name,
                 self.target,
                 location=self.get_location(),
             )