broadcastradio@2.0 VTS uses FM frequency invalid in some regions

In Japan FM frequency range is 76-95MHz thus FmTune test using
hardcoded 101.1MHz fails on devices preconfigured for this
region when TunerSession::tune returns INVALID_PARAMETER.
Proposed new frequency is valid in all regions.

Test: run VtsHalBroadcastradioV2_0TargetTest on hardware units
configured for Europe, US, Japan (and preferably other) analog
tuner regions

Bug: b/177916339

Change-Id: I86081fc3e1c0e0959039d5a00d96873fca454da6
diff --git a/broadcastradio/2.0/vts/functional/VtsHalBroadcastradioV2_0TargetTest.cpp b/broadcastradio/2.0/vts/functional/VtsHalBroadcastradioV2_0TargetTest.cpp
index ca57243..ce50f25 100644
--- a/broadcastradio/2.0/vts/functional/VtsHalBroadcastradioV2_0TargetTest.cpp
+++ b/broadcastradio/2.0/vts/functional/VtsHalBroadcastradioV2_0TargetTest.cpp
@@ -415,7 +415,7 @@
 TEST_P(BroadcastRadioHalTest, FmTune) {
     ASSERT_TRUE(openSession());
 
-    uint64_t freq = 100100;  // 100.1 FM
+    uint64_t freq = 90900;  // 90.9 FM
     auto sel = make_selector_amfm(freq);
 
     /* TODO(b/69958777): there is a race condition between tune() and onCurrentProgramInfoChanged