docs: added information about configuring External Processing with sidecar support #7348
+326
−8
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What type of PR is this?
docs: Added information about configuring External Processing with sidecar support
What this PR does / why we need it:
This PR updates the External Processing documentation to include instructions for running the gRPC ExtProc service as a sidecar container within the Envoy Gateway pod.
Which issue(s) this PR fixes:
Fixes #6526
Release Notes: No