trim whitespace around sub-project descriptions

so block descriptions look the same as inline descriptions.

generator/app.go

@@ -178,6 +178,7 @@ func getExistingContent(path string, fileFormat string) (string, error) {
 
 var funcMap = template.FuncMap{
 	"tzUrlEncode": tzUrlEncode,
+	"trimSpace":   strings.TrimSpace,
 }
 
 // tzUrlEncode returns a url encoded string without the + shortcut. This is

generator/sig_readme.tmpl

@@ -62,7 +62,7 @@ The following subprojects are owned by sig-{{.Label}}:
 {{- range .Subprojects }}
 - **{{.Name}}**
 {{- if .Description }}
-  - Description: {{ .Description }}
+  - Description: {{ trimSpace .Description }}
 {{- end }}
   - Owners:
 {{- range .Owners }}

sig-testing/README.md

@@ -35,7 +35,6 @@ The Chairs of the SIG run operations and processes governing the SIG.
 The following subprojects are owned by sig-testing:
 - **kind**
   - Description: Kubernetes IN Docker. Run Kubernetes test clusters on your local machine using Docker containers as nodes.
-
   - Owners:
     - https://raw.githubusercontent.com/kubernetes-sigs/kind/master/OWNERS
 - **repo-publishing**
@@ -43,7 +42,6 @@ The following subprojects are owned by sig-testing:
     - https://raw.githubusercontent.com/kubernetes/publishing-bot/master/OWNERS
 - **testing-commons**
   - Description: The Testing Commons is a subproject within the Kubernetes sig-testing community interested code structure, layout, and execution of common test code used throughout the kubernetes project
-
   - Owners:
     - https://raw.githubusercontent.com/kubernetes-sigs/testing_frameworks/master/OWNERS
     - https://raw.githubusercontent.com/kubernetes/kubernetes/master/test/OWNERS