Configure user ID for logger container's securityContext using helm values.yaml (#3005)

* Run logger as root to allow access to log files from host

* Add to connect part of yaml

* Change fission folder to allow non-root to write
into folder instead

* Configure user ID for logger from helm values.yaml

Signed-off-by: Md Soharab Ansari <soharab.ansari@infracloud.io>

---------

Signed-off-by: Md Soharab Ansari <soharab.ansari@infracloud.io>
Co-authored-by: Mark Retallack <mark.retallack@yunextraffic.com>

charts/fission-all/templates/fluentbit/fluentbit.yaml

@@ -128,10 +128,8 @@ spec:
             - name: docker-log
               mountPath: /var/lib/docker/containers
               readOnly: true
-{{- if .Values.logger.enableSecurityContext }}
           securityContext:
-            privileged: true
-{{- end }}
+            {{- toYaml .Values.logger.securityContext | nindent 12 }}
         - name: fluentbit
 {{- if .Values.repository }}
           image: "{{ .Values.logger.fluentdImageRepository }}/{{ .Values.logger.fluentdImage }}:{{ .Values.logger.fluentdImageTag }}"