entrypoint: increase test timeout needed for rbd

Increase the test timeout from 10m (Go default) to 15m. Adding the three
new tests for load 2 and the new generic LUKS type (mainly the longer
entryption load2 test) push us over the 10m mark by just about 1 minute
:-\

Signed-off-by: John Mulligan <[email protected]>

entrypoint.sh

@@ -264,7 +264,7 @@ test_pkg() {
 
     ulimit -c unlimited
     testbin="./${pkg}/${pkg##*/}.test"
-    show go test -v "${testargs[@]}" -o "${testbin}" "./${pkg}"
+    show go test -timeout 15m -v "${testargs[@]}" -o "${testbin}" "./${pkg}"
     ret=$(($?+ret))
     if ls "${pkg}"/core.* >/dev/null 2>&1; then
         echo "Found coredump"