feat: support new-ephemeral entry types (#36)

A `new-ephemeral` entry type will allow authors to publish changelog entries for new ephemeral resources in the same manner as resources and data sources.

- https://developer.hashicorp.com/terraform/plugin/framework/ephemeral-resources

Author: jar-b

cmd/changelog-build/changelog.tmpl

@@ -19,7 +19,7 @@ BREAKING CHANGES:
 {{ end -}}
 {{- end -}}
 
-{{- $features := combineTypes .NotesByType.feature (index .NotesByType "new-resource" ) (index .NotesByType "new-datasource") (index .NotesByType "new-data-source") (index .NotesByType "new-function" ) -}}
+{{- $features := combineTypes .NotesByType.feature (index .NotesByType "new-resource" ) (index .NotesByType "new-datasource") (index .NotesByType "new-data-source") (index .NotesByType "new-function" ) (index .NotesByType "new-ephemeral" ) -}}
 {{- if $features }}
 FEATURES:
 {{range $features | sort -}}

cmd/changelog-build/release-note.tmpl

@@ -1,3 +1,3 @@
 {{- define "note" -}}
-{{if eq "new-resource" .Type}}**New Resource:** {{else if eq "new-datasource" .Type}}**New Data Source:** {{else if eq "new-function" .Type}}**New Function:** {{ end }}{{.Body}} ([GH-{{- .Issue -}}])
+{{if eq "new-resource" .Type}}**New Resource:** {{else if eq "new-datasource" .Type}}**New Data Source:** {{else if eq "new-function" .Type}}**New Function:** {{else if eq "new-ephemeral" .Type}}**New Ephemeral Resource:** {{ end }}{{.Body}} ([GH-{{- .Issue -}}])
 {{- end -}}

cmd/changelog-entry/README.md

@@ -10,6 +10,7 @@ The type parameter can be one of the following:
 * enhancement
 * new-resource
 * new-datasource
+* new-ephemeral
 * new-function
 * deprecation
 * breaking-change

cmd/changelog-pr-body-check/README.md

@@ -14,6 +14,7 @@ following types of entries:
 * enhancement
 * new-resource
 * new-datasource
+* new-ephemeral
 * new-function
 * deprecation
 * breaking-change

entry.go

@@ -27,6 +27,7 @@ var TypeValues = []string{
 	"note",
 	"new-resource",
 	"new-datasource",
+	"new-ephemeral",
 	"new-function",
 	"deprecation",
 	"breaking-change",