Update programming_guide.md (#990)
Fix typo
diff --git a/docs/programming_guide.md b/docs/programming_guide.md
index 0f1704e..35bf0ee 100644
--- a/docs/programming_guide.md
+++ b/docs/programming_guide.md
@@ -45,7 +45,7 @@
- [Creating a minimal Package](wskdeploy_package_minimal.md#packages) - creating a basic package manifest and deploying it.
- Action examples
- [The "Hello World" Action](wskdeploy_action_helloworld.md#actions) - deploy a "hello world" JavaScript function using a manifest.
- - [Setting your Function's runtime](wskdeploy_action_runtime.md#actions) - explicitly set the runtime language and version to deplly your action onto.
+ - [Setting your Function's runtime](wskdeploy_action_runtime.md#actions) - explicitly set the runtime language and version to deploy your action onto.
- [Adding fixed input parameters](wskdeploy_action_fixed_parms.md#actions) - bind fixed values to the input parameters of "hello world".
- [Typed Parameters](wskdeploy_action_typed_parms.md#actions) - declare named input and output parameters on an Action with their types.
- [Advanced Parameters](wskdeploy_action_advanced_parms.md#actions) - input and output parameter declarations with types, descriptions, defaults and more.