Fix yaml string case from AdditionalEnvironment to additional_environment

Author: francoishill

README.md

@@ -13,7 +13,7 @@ Phase 1:
   continue_on_failure: true
   inherit_environment: true
   run_parallel: true
-  AdditionalEnvironment:
+  additional_environment:
     - MyEnviron1=Value1
   executor: ["sh", "-c"]
   steps:

setup_node_data.go

@@ -6,10 +6,10 @@ import (
 )
 
 type nodeData struct {
-	ContinueOnFailure     bool `json:"continue_on_failure"`
-	InheritEnvironment    bool `json:"inherit_environment"`
-	AdditionalEnvironment []string
-	RunParallel           bool `json:"run_parallel"`
+	ContinueOnFailure     bool     `json:"continue_on_failure"`
+	InheritEnvironment    bool     `json:"inherit_environment"`
+	AdditionalEnvironment []string `json:"additional_environment"`
+	RunParallel           bool     `json:"run_parallel"`
 	Executor              []string
 	Steps                 []nodeDataStep
 }