Bump Go version from 1.18 to 1.19/1.20

[Bjyothi2023]

Vulnerability scanner over Eksctl binary is reporting multiple vulnerabilities because of Go version 1.18.10 and the fix is available in 1.20.5, 1.19.10

List of vulnerabilities reported are :
GHSA-876p-8259-xjgg
GHSA-68g3-2p3g-w9pq
GHSA-3q6h-q44p-xw88
GHSA-9f7g-gqwh-jpf5
GHSA-c9hr-fvm9-7c49
GHSA-v4m2-x4rp-hv22
GHSA-vvpx-j8f3-3w6h
GHSA-888h-rm2r-vrc7
GHSA-rxx3-4978-3cc9
GHSA-7qhm-5mxq-x7vp
GHSA-f8f7-69v5-w4vx
GHSA-x2w5-7wp4-5qff
GHSA-xc82-5m89-g4jv

Eksctl version used: v0.156.0

Resolution: Bump Go version to either 1.20/1.19

[github-actions]

Hello Bjyothi2023 👋 Thank you for opening an issue in eksctl project. The team will review the issue and aim to respond within 1-5 business days. Meanwhile, please read about the Contribution and Code of Conduct guidelines here. You can find out more information about eksctl on our website

[Himangini]

We are aware of this issue with Go, Please read our security policy here https://github.com/eksctl-io/eksctl/security/policy

[Bjyothi2023]

@Himangini , when are you planning to resolve this issue if you are aware of it already

[cPu1]

@Bjyothi2023, this is now fixed, the changes will be out in the next release candidate this week.

[Bjyothi2023]

Thank you very much.