Fix network.forwarded_ip datatype in ingest pipeline

[muthu-mps]

• Bug

Proposed commit message

The datatype for network.forwarded_ip field is set to IPORHOST in the ingest pipeline processor. The datatype should be of type IP

Checklist

• I have reviewed tips for building integrations and this pull request is aligned with them.
• I have verified that all data streams collect metrics or logs.
• I have added an entry to my package's changelog.yml file.
• I have verified that Kibana version constraints are current according to guidelines.

How to test this PR locally

Related issues

• Fixes [IIS] - IPORHOST grok pattern for network-forwarder is set incorrectly #7426

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• Start Time: 2023-11-23T03:31:52.680+0000

• Duration: 15 min 13 sec

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Passed	29
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Total	29

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Name	Metrics % (covered/total)	Diff
Packages	100.0% (2/2)	💚
Files	100.0% (2/2)	💚
Classes	100.0% (2/2)	💚
Methods	86.111% (31/36)	❕
Lines	96.143% (349/363)	❕
Conditionals	100.0% (0/0)	💚

[ritalwar]

LGTM!

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Package iis - 1.17.2 containing this change is available at https://epr.elastic.co/search?package=iis