fix: process exporter updates and fixes (#1355)

* fix: removed pid

* fix: updating scrape interval to 30s

* fix: removing wal

* fix: restart process exporter

* fix: scrape every 10s

* fix: remove redundant code

* fix: test how exe full path will look

* fix: adding label for process exporter prometheus

* fix: moving labelling to playbook level

* fix: removed handlers as the call is only once

* fix: redundant name

* fix: changed from systemd to service

* Revert "fix: changed from systemd to service"

This reverts commit 5a9388a89ec396283ea5fb39af03f62fcac3ebfa.

* fix: typo in name

* fix: create dist directory

* fix: removing unnecessary codes

* fix: updating node exporter scrape job name