[oracle] Add initial implementation of oracle plugin

[dwolstroRH]

Related: RHEL-59870, TYCHE-732

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[packit-as-a-service]

Congratulations! One of the builds has completed. 🍾

You can install the built RPMs by following these steps:

• sudo yum install -y dnf-plugins-core on RHEL 8
• sudo dnf install -y dnf-plugins-core on Fedora
• dnf copr enable packit/sosreport-sos-3889
• And now you can install the packages.

Please note that the RPMs should be used only in a testing environment.

[arif-ali]

why are we opening the file again, and assigning to ofile again?

[arif-ali]

I don't have any oratab to check against, so from a plugin perspective all good