fix text for unstable tests section

Author: miherlosev

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mocha-reporter-spec-with-retries",
-  "version": "0.0.4",
+  "version": "0.0.5",
   "description": "Mocha's spec reporter with retried test information.",
   "main": "src/index.js",
   "files": [

src/index.js

@@ -70,7 +70,7 @@ function SpecWithRetries (runner, options) {
         if (stats.unstables.length) {
             Base.consoleLog();
 
-            fmt = color('bright yellow', '  Unstable tests(s):');
+            fmt = color('bright yellow', '  Unstable test(s):');
 
             Base.consoleLog(fmt);