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/sysmoISIM-SJA2.ok b/pysim-testdata/sysmoISIM-SJA2.ok
index 8a5d30a..87cb857 100644
--- a/pysim-testdata/sysmoISIM-SJA2.ok
+++ b/pysim-testdata/sysmoISIM-SJA2.ok
@@ -7,8 +7,8 @@
 GID2: ffffffffffffffffffff
 SMSP: ffffffffffffffffffffffffffffffffffffffffffffffffe1ffffffffffffffffffffffff0581005155f5ffffffffffff000000
 SPN: Magic
-Display HPLMN: True
-Display OPLMN: True
+Show in HPLMN: True
+Hide in OPLMN: True
 PLMNsel: 00f110ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 PLMNwAcT:
 	00f110ffff # MCC: 001 MNC: 01 AcT: UTRAN, E-UTRAN WB-S1, E-UTRAN NB-S1, GSM, GSM COMPACT, cdma2000 HRPD, cdma2000 1xRTT