Update dependency hashicorp/consul to v1.20.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
hashicorp/consul	libraries	patch	1.20.0 -> 1.20.1

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Release Notes

hashicorp/consul (hashicorp/consul)

v1.20.1

Compare Source

1.20.1 (October 29, 2024)

BREAKING CHANGES:

• mesh: Enable Envoy HttpConnectionManager.normalize_path by default on inbound traffic to mesh proxies. This resolves CVE-2024-10005. [GH-21816]

SECURITY:

• mesh: Add contains and ignoreCase to L7 Intentions HTTP header matching criteria to support configuration resilient to variable casing and multiple values. This resolves CVE-2024-10006. [GH-21816]
• mesh: Add http.incoming.requestNormalization to Mesh configuration entry to support inbound service traffic request normalization. This resolves CVE-2024-10005 and CVE-2024-10006. [GH-21816]

IMPROVEMENTS:

• api: remove dependency on proto-public, protobuf, and grpc [GH-21780]
• snapshot agent: (Enterprise only) Implement Service Principal Auth for snapshot agent on azure.
• xds: configures Envoy to load balance over all instances of an external service configured with hostnames when "envoy_dns_discovery_type" is set to "STRICT_DNS" [GH-21655]

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