Add Chromium-only Blender WebEngine parity work

blender-5.2.0/build_files/cmake/RpmBuild.cmake

@@ -0,0 +1,28 @@
+# SPDX-FileCopyrightText: 2011-2022 Blender Authors
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+# VLMC RPM Finder
+# Authors: Rohit Yadav <rohityadav89@gmail.com>
+
+if(NOT DEFINED RPMBUILD)
+
+  find_program(RPMBUILD
+    NAMES rpmbuild
+    PATHS "/usr/bin")
+
+  mark_as_advanced(RPMBUILD)
+
+  if(RPMBUILD)
+    message(STATUS "RPM Build Found: ${RPMBUILD}")
+  else()
+    message(STATUS "RPM Build Not Found (rpmbuild). RPM generation will not be available")
+  endif()
+
+endif()
+
+if(RPMBUILD)
+  set(RPMBUILD_FOUND TRUE)
+else()
+  set(RPMBUILD_FOUND FALSE)
+endif()