🧹 update vsphere example (#136)

.github/actions/spelling/expect.txt

@@ -2,3 +2,4 @@ tions
 pkrvars
 pkr
 linux
+mkpasswd

examples/packer-vsphere/rocky8/README.md

@@ -2,7 +2,23 @@
 
 This example builds Rocky Linux 8 with vSphere.
 
-Update the `variables.pkrvars.hcl` file with your settings. Then run packer build:
+Edit the `variables.pkrvars.hcl` file to configure the credentials for the default account on machine images.
+
+```hcl title="config/build.pkrvars.hcl"
+build_username           = "example"
+build_password           = "<plaintext_password>"
+build_password_encrypted = "<sha512_encrypted_password>"
+build_key                = "<public_key>"
+```
+
+Run the following command to generate a SHA-512 encrypted password for the `build_password_encrypted` using mkpasswd.
+
+```shell
+docker run -it --rm alpine:latest
+mkpasswd -m sha512
+```
+
+Then run packer build:
 
 ```
 packer build -force -var-file variables.pkrvars.hcl .

examples/packer-vsphere/rocky8/rocky-8.auto.pkrvars.hcl

@@ -31,11 +31,11 @@ vm_disk_thin_provisioned = true
 vm_network_card          = "vmxnet3"
 
 // Removable Media Settings
-iso_url            = "https://download.rockylinux.org/pub/rocky/8.7/isos/x86_64/Rocky-x86_64-dvd1.iso"
+iso_url            = "https://download.rockylinux.org/pub/rocky/8.8/isos/x86_64/Rocky-x86_64-dvd1.iso"
 iso_path           = "packer_cache/"
-iso_file           = "2c26025b225a69dcec1e521fc7a44b2465e10587.iso"
+iso_file           = "7b8bdfe189cf24ae5c2d6a88f7a0b5f3012d23f9332c47943d538b4bc03a3704.iso"
 iso_checksum_type  = "sha256"
-iso_checksum_value = "4827dce1c58560d3ca470a5053e8d86ba059cbb77cfca3b5f6a5863d2aac5b84"
+iso_checksum_value = "7b8bdfe189cf24ae5c2d6a88f7a0b5f3012d23f9332c47943d538b4bc03a3704"
 
 // Boot Settings
 vm_boot_order = "disk,cdrom"