telegraf: update alpine images to 3.16

telegraf/1.22/alpine/Dockerfile

-FROM alpine:3.15
+FROM alpine:3.16
 
 RUN echo 'hosts: files dns' >> /etc/nsswitch.conf
 RUN apk add --no-cache iputils ca-certificates net-snmp-tools procps lm_sensors tzdata su-exec libcap && \

telegraf/1.23/alpine/Dockerfile

-FROM alpine:3.15
+FROM alpine:3.16
 
 RUN echo 'hosts: files dns' >> /etc/nsswitch.conf
 RUN apk add --no-cache iputils ca-certificates net-snmp-tools procps lm_sensors tzdata su-exec libcap && \

telegraf/nightly/alpine/Dockerfile

-FROM alpine:3.15
+FROM alpine:3.16
 
 RUN echo 'hosts: files dns' >> /etc/nsswitch.conf
 RUN apk add --no-cache iputils ca-certificates net-snmp-tools procps lm_sensors tzdata su-exec libcap && \