Fix Lintian errors

Fix lintian errors when building python3-fmclient
for Debian.

Story: 2009101
Task: 43050

Signed-off-by: Charles Short <charles.short@windriver.com>
Change-Id: I852c9ff0e38bb0387015886d060d51fe6de28749

python-fmclient/debian/deb_folder/python3-fmclient.dirs

@@ -1 +0,0 @@
-etc/bash_completion.d

python-fmclient/debian/deb_folder/python3-fmclient.install

@@ -1 +1 @@
-tools/fm.bash_completion etc/bash_completion.d
+tools/fm.bash_completion usr/share/bash-completion/completions/fm