all: Replace all uses of umodule in Python code.

Applies to drivers/examples/extmod/port-modules/tools.

This work was funded through GitHub Sponsors.

Signed-off-by: Jim Mussared <jim.mussared@gmail.com>

examples/unix/machine_bios.py

@@ -4,6 +4,6 @@
 # It is expected to print 0xaa55, which is a signature at the start of
 # Video BIOS.
 
-import umachine as machine
+import machine
 
 print(hex(machine.mem16[0xC0000]))