update to kubernetes 1.27.4

[alenzen]

Hello @kelseyhightower

thank you very much for this project.

In this pull request I updated all components, fixed all broken links, simplified some steps and while I was at it fixed some minutiae. I tested my changed thoroughly on Linux.

[alenzen]

This pull request obsoletes at least the following pull requests:

• Update 02-client-tools.md #741
• Update 04-certificate-authority.md #738
• Update 02-client-tools.md #736
• fix: broken links to Kubernetes documentation #733
• Update 08 add note about requirement to set default region #732
• Update 07-bootstrapping-etcd.md #731
• Update to Kubernetes 1.26.1 on Ubuntu 22.04 #728
• Update to Kubernetes 1.21.0 #726
• fix: Escape path in a command #719
• Small fix on ca.pem file #713
• Update 09-bootstrapping-kubernetes-workers.md #710
• Update 08-bootstrapping-kubernetes-controllers.md #708
• chore: update link #701
• Fix typo: empthy -> empty #700
• Typo #699
• Fix typo #696
• fix curl region command #694
• correct spelling error in 09-bootstrapping #693
• Update 02-client-tools.md #692
• Update 01-prerequisites.md #691
• Update 09-bootstrapping-kubernetes-workers.md #690
• Update 08-bootstrapping-kubernetes-controllers.md #689
• Update 09-bootstrapping-kubernetes-workers.md #685
• Fix firewall port for HTTPS (#1) #683
• Previous command returned 404 #681
• Simple spelling fix #680
• Adding an e to the output of listing firewall-rules #678
• Fix typo #672
• Fix typo in command output #671
• Add steps to set default region in the metadata server #665
• Removed duplicate deletion block #660
• fix broken pod networking link #658
• Update 09-bootstrapping-kubernetes-workers.md #651
• Fix typo in '09-bootstrapping-kubernetes-workers' #649
• WIP: Update doc for 1.20.0 #645
• Update 09-bootstrapping-kubernetes-workers.md #641
• Fix spelling; Group nginx install command; Match formatting for "same machine used" #638
• Update 03-compute-resources.md #633
• Updated to K8S v1.19.4 amongst others #624
• Fix a typo #623
• remove h from empthy #620
• kube-apiserver.service file startup issue fix #619
• Fix typo #602
• Update 03-compute-resources.md #600
• Update 03-compute-resources.md #593
• Mention region #577
• Update 06-data-encryption-keys.md #546
• Update 05-kubernetes-configuration-files.md #545
• Update 04-certificate-authority.md #544
• Update 09-bootstrapping-kubernetes-workers.md #540
• This was required before the apiserver would come up with v1.17.0 #535
• Update my copy #519
• Fix a few URLs  #515
• Use "Public Key Infrastructure (PKI)" instead of "PKI infrastructure". #508
• Fix external DNS resolution #494

[alenzen]

This pull request fixes at least the following issues:

• cfssl and cfssljson links broken #739
• coredns-1.8.yaml not found #737
• Cannot distribute the client certificates #718
• Update this repository to the current Kubernetes Version? #703
• Section 12 DNS Addon CoreDNS Pods failing #698
• kubescheduler Startup Issue [error: no kind "KubeSchedulerConfiguration" is registered for version "kubescheduler.config.k8s.io/v1beta1"] #687
• Duplicated clean up instructions (compute addresses deletion) #684
• REGION variable doesn't work in step Bootstrapping the Kubernetes Control Plane #664
• Step 12: CodeDNS not staring pods #662
• Default Region API Doesn't Work #659
• Warning: rbac.authorization.k8s.io/v1beta1 ClusterRole is deprecated in v1.17+, unavailable in v1.22+; use rbac.authorization.k8s.io/v1 ClusterRole #612
• coredns delay resolution #611
• Kube-scheduler config incorrect for K8S 1.19.x #596
• wrong NodeSelector #595
• CoreDNS deployment not creating pods/kube-scheduler errors #585
• Better change "encryption-provider-config" option for starting kube-apiserver #569
• Potential Typo In The CNI Bridge Configuration? #559
• License mentioned in README is different from LICENSE file #537
• issue with DNS resolution #520
• Create the external load balancer network resources step #497

[PavanMudigondaTR]

This PR does work as expected better than main branch.