fix(tlc): add void entries to align data

Add void entries to ensure proper alignment of data in the TL,
addressing runtime errors caused by previously unaccounted padding bytes
between TE's.

Change-Id: Id2acee8f4df0dcc52eedc4372b962a51acb9d8ce
Signed-off-by: J-Alves <joao.alves@arm.com>
Co-authored-by:: Harrison Mutai <harrison.mutai@arm.com>
diff --git a/tools/tlc/tests/conftest.py b/tools/tlc/tests/conftest.py
index 155746a..93e44a9 100644
--- a/tools/tlc/tests/conftest.py
+++ b/tools/tlc/tests/conftest.py
@@ -69,7 +69,7 @@
 def tlcrunner(tmptlstr):
     runner = CliRunner()
     with runner.isolated_filesystem():
-        runner.invoke(cli, ["create", tmptlstr])
+        runner.invoke(cli, ["create", "--size", 0x1F000, tmptlstr])
     return runner