move /example/suites to /suites

/suites will be the definitive GSM tests collection where everyone should contribute.

Since we're using /example on our current osmo-gsm-tester setup actually as-is,
change paths.conf to point at ../suites.

Change-Id: I7a4d0161d3dcb3a0c723b0b96db85dd032cc2159
diff --git a/example/paths.conf b/example/paths.conf
index bb7316c..3458a1d 100644
--- a/example/paths.conf
+++ b/example/paths.conf
@@ -1,3 +1,3 @@
 state_dir: './state'
-suites_dir: './suites'
+suites_dir: '../suites'
 scenarios_dir: './scenarios'