carbonblack_edr,checkpoint,cisco_umbrella,gcp,zeek: remove duplicate fields and fix types

[efd6]

What does this PR do?

This is a second tranch of fixing duplicate fields in preparation for the ECS 8.5 update.

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.

Author's Checklist

• [ ]

How to test this PR locally

Related issues

• Relates [meta] ECS 8.5 Updates (Security External Integrations) #4338

Screenshots

[ShourieG]

LGTM

[elasticmachine]

🚀 Benchmarks report

Package checkpoint 👍(0) 💚(0) 💔(1)

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Data stream	Previous EPS	New EPS	Diff (%)	Result
firewall	793.65	485.67	-307.98 (-38.81%)	💔

Package cisco_umbrella 👍(0) 💚(0) 💔(1)

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Data stream	Previous EPS	New EPS	Diff (%)	Result
log	12195.12	8928.57	-3266.55 (-26.79%)	💔

Package zeek 👍(27) 💚(11) 💔(5)

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Data stream	Previous EPS	New EPS	Diff (%)	Result
connection	22727.27	15873.02	-6854.25 (-30.16%)	💔
snmp	25000	20000	-5000 (-20%)	💔
weird	28571.43	22222.22	-6349.21 (-22.22%)	💔
x509	11627.91	8196.72	-3431.19 (-29.51%)	💔
dhcp	21276.6	16393.44	-4883.16 (-22.95%)	💔

To see the full report comment with /test benchmark fullreport

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Build stats

• Start Time: 2022-09-29T08:04:53.215+0000

• Duration: 72 min 46 sec

Test stats 🧪

Test	Results
Failed	0
Passed	328
Skipped	0
Total	328

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🌐 Coverage report

Name	Metrics % (covered/total)	Diff
Packages	100.0% (51/51)	💚
Files	96.667% (87/90)	👎 -0.752
Classes	96.667% (87/90)	👎 -0.752
Methods	87.194% (783/898)	👎 -2.752
Lines	92.711% (11728/12650)	👍 1.348
Conditionals	100.0% (0/0)	💚

[endorama]

@efd6 changes looks good to me. We are adding other data streams (i.e. #4325) how do we make sure we are not introducing changes not compatible with [email protected]?

[endorama]

GCP changes looks good to me!