scripts: create symlink for community base FW binary

Currently the symlink for sof-ipc4/platform/sof-basefw.ri is not
created. Fix this so that deployable builds can be copied directly
to target from staging directory.

Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>

Author: lrgirdwo

scripts/xtensa-build-zephyr.py

@@ -1159,6 +1159,16 @@ def install_platform(platform, sof_output_dir, platf_build_environ, platform_wco
 
 			os.makedirs(alias_key_dir, exist_ok=True)
 			symlink_or_copy(install_key_dir, output_fwname, alias_key_dir, alias_fwname)
+
+			# Also create the "plain" sof-<platform>.ri symlink in the
+			# sof/<vendor>/sof-ipc4/<platform> directory, so that when
+			# copying the entire sof/<vendor>/sof-ipc4 directory to
+			# the target, all platforms are there.
+			alias_vendor_dir = pathlib.Path(sof_output_dir, p_alias).parent
+			alias_ipc4_dir = pathlib.Path(alias_vendor_dir, p_alias)
+			alias_install_key_dir = alias_ipc4_dir / "community"
+			os.makedirs(alias_ipc4_dir, exist_ok=True)
+			symlink_or_copy(alias_install_key_dir, alias_fwname, alias_ipc4_dir, alias_fwname)
 	else:
 		# non deployable builds and IPC3 deployable builds are using the same symlink scheme
 		# The production key is usually different