Upgrade to Istio 1.13.2

No issues whatsoever by manually upgrading by means of istioctl.
Istio 1.13.2

curl -L https://istio.io/downloadIstio | ISTIO_VERSION=1.13.2 TARGET_ARCH=x86_64 sh -
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   101  100   101    0     0    369      0 --:--:-- --:--:-- --:--:--   379
100  4926  100  4926    0     0   9726      0 --:--:-- --:--:-- --:--:--  240k

Downloading istio-1.13.2 from https://github.com/istio/istio/releases/download/1.13.2/istio-1.13.2-osx.tar.gz ...
Istio 1.13.2 Download Complete!

Istio has been successfully downloaded into the istio-1.13.2 folder on your system.

Next Steps:
See https://istio.io/latest/docs/setup/install/ to add Istio to your Kubernetes cluster.

To configure the istioctl client tool for your workstation,
add the ~/code/src/bierochs.org/istio-1.13.2/bin directory to your environment path variable with:
  export PATH="$PATH:~/code/src/bierochs.org/istio-1.13.2/bin"

Begin the Istio pre-installation check by running:
  istioctl x precheck

Need more information? Visit https://istio.io/latest/docs/setup/install/
nvim ~/.zshrc
...
export PATH="$PATH:~/code/src/bierochs.org/istio-1.13.2/bin"
...
source ~/.zshrc
istioctl version
client version: 1.13.2
control plane version: 1.13.2
data plane version: 1.13.2 (7 proxies)

istioctl x precheck
✔ No issues found when checking the cluster. Istio is safe to install or upgrade!
  To get started, check out https://istio.io/latest/docs/setup/getting-started/

istioctl install --set profile=demo -f ~/code/src/bierochs.org/bierochs-rancher-ops/service-mesh/meshconfig.yaml