minor PHP-CS-Fixer#2356 Fixed spelling on "blank line" (GrahamCampbell)

This PR was merged into the 2.0-dev branch.

Discussion
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Fixed spelling on "blank line"

Commits
-------

3732632 Fixed spelling on "blank line"

Author: keradus

tests/Fixer/ClassNotation/NoBlankLinesAfterClassOpeningFixerTest.php

@@ -73,7 +73,7 @@ public function firstMethod()
 class Good
 {
     /**
-     * Also no blankline before DocBlock
+     * Also no blank line before DocBlock
      */
     public function firstMethod()
     {
@@ -85,7 +85,7 @@ class Good
 {
 
     /**
-     * Also no blankline before DocBlock
+     * Also no blank line before DocBlock
      */
     public function firstMethod()
     {
@@ -99,7 +99,7 @@ public function firstMethod()
 interface Good
 {
     /**
-     * Also no blankline before DocBlock
+     * Also no blank line before DocBlock
      */
     public function firstMethod();
 }',
@@ -108,7 +108,7 @@ interface Good
 {
 
     /**
-     * Also no blankline before DocBlock
+     * Also no blank line before DocBlock
      */
     public function firstMethod();
 }',
@@ -141,7 +141,7 @@ public function provideTraits()
 trait Good
 {
     /**
-     * Also no blankline before DocBlock
+     * Also no blank line before DocBlock
      */
     public function firstMethod() {}
 }',
@@ -150,7 +150,7 @@ trait Good
 {
 
     /**
-     * Also no blankline before DocBlock
+     * Also no blank line before DocBlock
      */
     public function firstMethod() {}
 }',