Revert "doc: Adjust docleaf configuration as needed"

This reverts commit a3b7102273c2bb0d2dc225420956f91833a5133f.

Signed-off-by: Benjamin Cabé <benjamin@zephyrproject.org>
diff --git a/doc/conf.py b/doc/conf.py
index 51b4dd5..e772d2b 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -213,15 +213,12 @@
 
 # -- Options for Docleaf plugin -------------------------------------------
 
-docleaf_projects = {"Zephyr": {"xml": str(doxyrunner_outdir / "xml"), "root": "../"}}
+docleaf_projects = {"Zephyr": str(doxyrunner_outdir / "xml")}
 docleaf_default_project = "Zephyr"
 docleaf_domain_by_extension = {
     "h": "c",
     "c": "c",
 }
-# Filters out any 'function' or 'variable' members that have 'all caps' names as
-# they are likely unprocessed macro calls
-docleaf_doxygen_skip = ["members:all_caps"]
 
 cpp_id_attributes = [
     "__syscall",