Changing bug reporting template to avoid duplication of data and
simplify the flow

Related: https://git.ostc-eu.org/OSTC/OHOS/meta-ohos/-/merge_requests/253
Related: https://git.ostc-eu.org/OSTC/planning/devops/-/issues/70



Signed-off-by: Pavel Zhukov <pavel.zhukov@huawei.com>

The bug policy describes how we deal with bugs: get reports, set
their priority, classify them, then fix them and release and update.

Signed-off-by: Marta Rybczynska <marta.rybczynska@huawei.com>