Update helm chart for 1.8.1 and release 1.0.1 (#3282)

operations/helm/charts/alloy/CHANGELOG.md

operations/helm/charts/alloy/Chart.yaml

operations/helm/charts/alloy/README.md

...eaccount-label/alloy/templates/controllers/daemonset.yaml

...s/clustering/alloy/templates/controllers/statefulset.yaml

...x-unavailable/alloy/templates/controllers/deployment.yaml

...min-available/alloy/templates/controllers/deployment.yaml

...-unavailable/alloy/templates/controllers/statefulset.yaml

...in-available/alloy/templates/controllers/statefulset.yaml

...-volumes-extra/alloy/templates/controllers/daemonset.yaml

...et-hostnetwork/alloy/templates/controllers/daemonset.yaml

...eate-daemonset/alloy/templates/controllers/daemonset.yaml

...t-autoscaling/alloy/templates/controllers/deployment.yaml

...te-deployment/alloy/templates/controllers/deployment.yaml

...-autoscaling/alloy/templates/controllers/statefulset.yaml

...-statefulset/alloy/templates/controllers/statefulset.yaml

.../custom-config/alloy/templates/controllers/daemonset.yaml

...default-values/alloy/templates/controllers/daemonset.yaml

...icemonitor-tls/alloy/templates/controllers/daemonset.yaml

...servicemonitor/alloy/templates/controllers/daemonset.yaml