15599: Use default/automatic credentials for example config.

Arvados-DCO-1.1-Signed-off-by: Tom Clegg <tclegg@veritasgenetics.com>

diff --git a/doc/install/configure-s3-object-storage.html.textile.liquid b/doc/install/configure-s3-object-storage.html.textile.liquid
index d6366aa6abfabc0a2261b9a0fede2858551b282e..b721dba9e1600d81fc0288abc56fa710f97caff3 100644 (file)
--- a/doc/install/configure-s3-object-storage.html.textile.liquid
+++ b/doc/install/configure-s3-object-storage.html.textile.liquid
@@ -33,17 +33,17 @@ Volumes are configured in the @Volumes@ section of the cluster configuration fil
         Driver: S3
         DriverParameters:
           # IAM role name to use when retrieving credentials from
-          # instance metadata. This is optional (if omitted, the role
-          # name itself is retrieved from instance metadata) but it
-          # may protect you from using the wrong credentials in the
-          # event of an installation/configuration error.
-          IAMRole: s3access
-
-          # The credentials to use to access the bucket. Omit or leave
-          # blank to use the credentials provided by the instance's
-          # IAM role.
-          AccessKey: aaaaa
-          SecretKey: aaaaa
+          # instance metadata. It can be omitted, in which case the
+          # role name itself will be retrieved from instance metadata
+          # -- but setting it explicitly may protect you from using
+          # the wrong credentials in the event of an
+          # installation/configuration error.
+          IAMRole: ""
+
+          # If you are not using an IAM role for authentication,
+          # specify access credentials here instead.
+          AccessKey: ""
+          SecretKey: ""
 
           # Storage provider endpoint. For Amazon S3, use "" or
           # omit. For Google Cloud Storage, use