Adjust bug reporting template

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>