Docs: fix some errors in rule example. (#52)

Author: aladdin-add

docs/rules/prefer-replace-text.md

@@ -7,7 +7,7 @@ The rule reports an error if `replaceTextRange`'s first argument is an array of
 Examples of **incorrect** code for this rule:
 
 ```js
-/* eslint eslint-plugin/prefer-text-range: error */
+/* eslint eslint-plugin/prefer-replace-text: error */
 module.exports = {
   create(context) {
     context.report({
@@ -23,7 +23,7 @@ module.exports = {
 Examples of **correct** code for this rule:
 
 ```js
-/* eslint eslint-plugin/prefer-text-range: error */
+/* eslint eslint-plugin/prefer-replace-text: error */
 module.exports = {
   create(context) {
     context.report({

docs/rules/test-case-property-ordering.md

@@ -31,7 +31,7 @@ Examples of **incorrect** code for this rule:
 // invalid; extra properties should need to be placed afterwards.
 {
   code: "foo",
-  env: { es6: true }
+  env: { es6: true },
   output: "bar",
   options: ["baz"],
 }

docs/rules/test-case-shorthand-strings.md

@@ -139,7 +139,7 @@ ruleTester.run('example-rule', rule, {
     },
     {
       code: 'anotherValidTestCase'
-    }
+    },
     {
       code: 'testCaseWithOption',
       options: ["foo"]
@@ -150,7 +150,7 @@ ruleTester.run('example-rule', rule, {
 
 ruleTester.run('example-rule', rule, {
   valid: [
-    'validTestCase;'
+    'validTestCase;',
     'anotherValidTestCase'
   ],
   invalid: []
@@ -218,7 +218,7 @@ Examples of **correct** code for this rule with the `consistent-as-needed` optio
 
 ruleTester.run('example-rule', rule, {
   valid: [
-    'validTestCase;'
+    'validTestCase;',
     'anotherValidTestCase;'
   ],
   invalid: []