Revert "Make mux_gen.py satisfy pep8"

This reverts commit 0b8362d395c46a5e8a2324a63241449d893b8055.

Signed-off-by: Karol Gugala <kgugala@antmicro.com>

v2x/mux_gen.py

diff --git a/v2x/mux_gen.py b/v2x/mux_gen.py
index a742125..7b78d4a 100755
--- a/v2x/mux_gen.py
+++ b/v2x/mux_gen.py
@@ -271,8 +271,7 @@
                     ) for j in range(width)
                 )
             else:
-                # verilog range bounds are inclusive and convention is
-                # [<width-1>:0]
+                # verilog range bounds are inclusive and convention is [<width-1>:0]
                 port_names.append(
                     mux_lib.ModulePort(
                         mux_lib.MuxPinType.INPUT, name_input, width,