doc/examples: drop no-op 'gsmtap-sapi' lines

These lines yield nothing without the 'gsmtap-remote-host' parameter
actually enabling GSMTAP Um logging.  Remove them to avoid confusion.

Change-Id: Icde668b5829a56663c258e54957e2f639a8e82a9
---
M doc/examples/trx/osmo-bts-trx-calypso.cfg
M doc/examples/trx/osmo-bts-trx.cfg
2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/doc/examples/trx/osmo-bts-trx-calypso.cfg b/doc/examples/trx/osmo-bts-trx-calypso.cfg
index 018744f..8eda4f3 100644
--- a/doc/examples/trx/osmo-bts-trx-calypso.cfg
+++ b/doc/examples/trx/osmo-bts-trx-calypso.cfg
@@ -34,8 +34,6 @@
 bts 0
  oml remote-ip 127.0.0.1
  ipa unit-id 6969 0
- gsmtap-sapi pdtch
- gsmtap-sapi ccch
  band 900
  trx 0
   phy 0 instance 0
diff --git a/doc/examples/trx/osmo-bts-trx.cfg b/doc/examples/trx/osmo-bts-trx.cfg
index 6b23952..b8da7f7 100644
--- a/doc/examples/trx/osmo-bts-trx.cfg
+++ b/doc/examples/trx/osmo-bts-trx.cfg
@@ -31,7 +31,5 @@
  band 1800
  ipa unit-id 6969 0
  oml remote-ip 192.168.122.1
- gsmtap-sapi ccch
- gsmtap-sapi pdtch
  trx 0
   phy 0 instance 0

