chore: add ginkgolinter

Author: PG2000

.golangci.yml

@@ -68,6 +68,7 @@ linters:
     - dupl
     - errcheck
     - exportloopref
+    - ginkgolinter
     - goconst
     - gocyclo
     - gofmt

docs/book/src/cronjob-tutorial/testdata/project/.golangci.yml

@@ -22,6 +22,7 @@ linters:
     - dupl
     - errcheck
     - exportloopref
+    - ginkgolinter
     - goconst
     - gocyclo
     - gofmt

docs/book/src/getting-started/testdata/project/.golangci.yml

@@ -22,6 +22,7 @@ linters:
     - dupl
     - errcheck
     - exportloopref
+    - ginkgolinter
     - goconst
     - gocyclo
     - gofmt

docs/book/src/multiversion-tutorial/testdata/project/api/v2/zz_generated.deepcopy.go

@@ -372,7 +372,7 @@ plugins:
 				c.projectVersion = projectVersion
 
 				Expect(c.resolvePlugins()).To(Succeed())
-				Expect(len(c.resolvedPlugins)).To(Equal(1))
+				Expect(c.resolvedPlugins).To(HaveLen(1))
 				Expect(plugin.KeyFor(c.resolvedPlugins[0])).To(Equal(qualified))
 			},
 			Entry("fully qualified plugin", "foo.example.com/v1", "foo.example.com/v1"),