add influx stacks update command, resolves #1112

content/v2.0/reference/cli/influx/stacks/update.md

@@ -0,0 +1,46 @@
+---
+title: influx stacks udpate
+description: The 'influx stacks udpate' command updates an InfluxDB stack.
+menu:
+  v2_0_ref:
+    name: influx stacks udpate
+    parent: influx stacks
+weight: 201
+v2.0/tags: [templates]
+---
+
+The `influx stacks udpate` command updates an InfluxDB stack.
+
+## Usage
+```
+influx stacks udpate [flags]
+```
+
+## Flags
+| Flag |                       | Description                             | Input type      | {{< cli/mapped >}}    |
+|:---- |:---                   |:-----------                             |:----------:     |:------------------    |
+| `-h` | `--help`              | Help for the `update` command           |                 |                       |
+|      | `--hide-headers`      | Hide table headers (default `false`)    |                 | `INFLUX_HIDE_HEADERS` |
+| `-i` | `--stack-id`          | The stack ID to update                  | string          |                       |
+|      | `--json`              | Output data as JSON (default `false`)   |                 | `INFLUX_OUTPUT_JSON`  |
+| `-d` | `--stack-description` | Stack description                       | string          |                       |
+| `-n` | `--stack-name`        | Stack name                              | string          |                       |
+| `-u` | `--template-url`      | Template URLs to associate with a stack | list of strings |                       |
+
+{{% cli/influx-global-flags %}}
+
+## Examples
+```sh
+# Update a stack with a name and description
+influx stack update \
+  -i ab12cd34ef56 \
+  -n "New stack name" \
+  -d "New stack description"
+
+# Update a stack with a name and urls to associate with stack.
+influx stack update \
+  -i ab12cd34ef56 \
+  -n "New stack name" \
+  --template-url https://example.com/template-1.yml \
+  --template-url https://example.com/template-2.yml
+```