Update invoke docs (#6263)

- Minimum invoke version is 2.0.0

docs/docs/faq.md

@@ -24,9 +24,12 @@ pip3 install -U -r requirements.txt
 
 ### Invoke Version
 
-If the installed version of invoke is too old, users may see error messages during the installation procedure, such as *"'update' did not receive all required positional arguments!"* (or similar).
+If the installed version of invoke is too old, users may see error messages during the installation procedure, such as:
 
-As per the [invoke guide](./start/intro.md#invoke), the minimum required version of Invoke is `1.4.0`.
+- *'update' did not receive all required positional arguments!*
+- *Function has keyword-only arguments or annotations*
+
+As per the [invoke guide](./start/intro.md#invoke), the minimum required version of Invoke is `2.0.0`.
 
 To determine the version of invoke you have installed, run either:
 
@@ -37,7 +40,11 @@ invoke --version
 python -m invoke --version
 ```
 
-If you are running an older version of invoke, ensure it is updated to the latest version.
+If you are running an older version of invoke, ensure it is updated to the latest version:
+
+```
+pip install -U invoke
+```
 
 ### No module named 'django'
 

docs/docs/start/intro.md

@@ -66,7 +66,10 @@ InvenTree runs on [Python](https://python.org).
 InvenTree makes use of the [invoke](https://www.pyinvoke.org/) python toolkit for performing various administrative actions.
 
 !!! warning "Invoke Version"
-	InvenTree requires invoke version 1.4.0 or newer. Some platforms may be shipped with older versions of invoke!
+	InvenTree requires invoke version 2.0.0 or newer. Some platforms may be shipped with older versions of invoke!
+
+!!! tip "Updating Invoke"
+    To update your invoke version, run `pip install -U invoke`
 
 To display a list of the available InvenTree administration actions, run the following commands from the top level source directory: