Tidy up command descriptions

Rewordings and removal of superfluous newlines.

Signed-off-by: Hidde Beydals <hello@hidde.co>

cmd/flux/create_source_bucket.go

@@ -40,10 +40,9 @@ import (
 var createSourceBucketCmd = &cobra.Command{
 	Use:   "bucket [name]",
 	Short: "Create or update a Bucket source",
-	Long: `
-The create source bucket command generates a Bucket resource and waits for it to be downloaded.
+	Long: `The create source bucket command generates a Bucket resource and waits for it to be downloaded.
 For Buckets with static authentication, the credentials are stored in a Kubernetes secret.`,
-	Example: `  # Create a source from a Buckets using static authentication
+	Example: `  # Create a source for a Bucket using static authentication
   flux create source bucket podinfo \
 	--bucket-name=podinfo \
     --endpoint=minio.minio.svc.cluster.local:9000 \
@@ -52,14 +51,13 @@ For Buckets with static authentication, the credentials are stored in a Kubernet
 	--secret-key=mysecretkey \
     --interval=10m
 
-  # Create a source from an Amazon S3 Bucket using IAM authentication
+  # Create a source for an Amazon S3 Bucket using IAM authentication
   flux create source bucket podinfo \
 	--bucket-name=podinfo \
 	--provider=aws \
     --endpoint=s3.amazonaws.com \
 	--region=us-east-1 \
-    --interval=10m
-`,
+    --interval=10m`,
 	RunE: createSourceBucketCmdRun,
 }