pySim-read: adjust meaning of HPLMN/OPLMN flags in EF_SPN

The updated wording better reflects the actual meaning
of a set or unset flag, especially as OPLMN is inverted.

Change-Id: I65c6f0e9bc1a12a4a74c4274eebb8e612296888f
diff --git a/pysim-testdata/fakemagicsim.ok b/pysim-testdata/fakemagicsim.ok
index 11296f5..805b360 100644
--- a/pysim-testdata/fakemagicsim.ok
+++ b/pysim-testdata/fakemagicsim.ok
@@ -8,8 +8,8 @@
 GID2: Can't read file -- SW match failed! Expected 9000 and got 9404.
 SMSP: ffffffffffffffffffffffffe1ffffffffffffffffffffffff0581005155f5ffffffffffff000000
 SPN: Magic
-Display HPLMN: True
-Display OPLMN: False
+Show in HPLMN: True
+Hide in OPLMN: False
 PLMNsel: 00f110ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 PLMNwAcT: Can't read file -- SW match failed! Expected 9000 and got 9404.
 OPLMNwAcT: Can't read file -- SW match failed! Expected 9000 and got 9404.