Remove kubectl create secret commands

Author: rcnnnghm

Diff for: docs/setup_installation/aws/getting_started.md

@@ -231,17 +231,6 @@ helm repo update hopsworks
 kubectl create namespace hopsworks
 ```
 
-- Create Hopsworks secrets 
-
-```bash
-kubectl create secret docker-registry regcred \
-    --namespace=hopsworks \
-    --docker-server=docker.hops.works \
-    --docker-username=NEXUS_USER \
-    --docker-password=NEXUS_PASS \
-    --docker-email=NEXUS_EMAIL_ADDRESS
-```
-
 - Update values.aws.yml
 
 ```bash

Diff for: docs/setup_installation/azure/getting_started.md

@@ -108,12 +108,10 @@ helm repo add hopsworks $HOPSWORKS_REPO
 helm repo update hopsworks
 ```
 
-### Step 3.2: Create Hopsworks namespace & secrets
+### Step 3.2: Create Hopsworks namespace
 
 ```bash
 kubectl create namespace hopsworks
-
-kubectl create secret docker-registry regcred --namespace=hopsworks --docker-server=docker.hops.works --docker-username=$NEXUS_USER --docker-password=$NEXUS_PASS --docker-email=$NEXUS_EMAIL_ADDRESS
 ```
 
 ### Step 3.3: Create helm values file

Diff for: docs/setup_installation/gcp/getting_started.md

@@ -134,12 +134,10 @@ helm repo add hopsworks $HOPSWORKS_REPO
 helm repo update hopsworks
 ```
 
-### Step 3.2: Create Hopsworks namespace & secrets
+### Step 3.2: Create Hopsworks namespace
 
 ```bash
 kubectl create namespace hopsworks
-
-kubectl create secret docker-registry regcred --namespace=hopsworks --docker-server=docker.hops.works --docker-username=$NEXUS_USER --docker-password=$NEXUS_PASS --docker-email=$NEXUS_EMAIL_ADDRESS
 ```
 
 ### Step 3.3: Create helm values file