Update documentation for simplify DPDK/SR-IOV deployment

[gab-arrobo]

Update documentation aligned to OnRamp PR #161

[Copilot]

Pull request overview

Updates the OnRamp documentation to reflect the simplified SR-IOV/DPDK deployment flow introduced in the referenced OnRamp changes, including updated variable semantics and Helm chart sourcing.

Changes:

• Document SR-IOV/DPDK enablement via core.upf.mode=dpdk and the updated make 5gc-install flow.
• Update example vars/main.yml snippets to use the SD-Core OCI chart reference/version and revised UPF subnet/IP fields.
• Refresh quick-reference variable/path names for several blueprints (gNBsim/OAI/srsRAN/etc.).

Reviewed changes

Copilot reviewed 5 out of 5 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
onramp/ref.rst	Updates quick-reference blueprint descriptions, variable descriptions, and default config path variables.
onramp/network.rst	Updates the illustrative core configuration snippet (OCI chart ref/version; revised UPF fields).
onramp/gnb.rst	Updates the physical gNB example core configuration snippet to match new chart and UPF settings.
onramp/devel.rst	Updates the local Helm chart guidance to use the OCI chart ref and newer chart version semantics.
onramp/blueprints.rst	Revises the SR-IOV/DPDK blueprint narrative to reflect integrated rendering/validation and simplified make targets.

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