android-test: SMOKE_STRICT hard-fail on ANR / missing withdraw core

Matrix gates set SMOKE_STRICT=1 so stable-self and published cannot pass
on install-only when System UI ANRs or wallet-core never sees the URI.

scripts/taler-monitoring/android-test/run-android-variant-matrix.sh

@@ -85,6 +85,7 @@ run_published() {
     OUT_DIR="$out" \
     SERIAL="$SERIAL" \
     AUTO_START_EMULATOR=0 \
+    SMOKE_STRICT="${SMOKE_STRICT:-1}" \
     "$smoke"
   local rc=$?
   set -e
@@ -110,6 +111,7 @@ run_selfbuild() {
     ANDROID_SERIAL="$SERIAL" \
     AUTO_START_EMULATOR=0 \
     PKG=net.taler.wallet.fdroid.debug \
+    SMOKE_STRICT="${SMOKE_STRICT:-1}" \
     "$ROOT/run-android-build-and-smoke.sh"
   local rc=$?
   set -e