Remove unnecessary string concatenation

Signed-off-by: Maurício Meneghini Fauth <[email protected]>

Author: MauricioFauth

src/Statements/PurgeStatement.php

@@ -50,7 +50,7 @@ class PurgeStatement extends Statement
      */
     public function build()
     {
-        $ret = 'PURGE ' . $this->log_type . ' ' . 'LOGS '
+        $ret = 'PURGE ' . $this->log_type . ' LOGS '
             . ($this->end_option !== null ? ($this->end_option . ' ' . $this->end_expr) : '');
         return trim($ret);
     }

tests/Utils/CLITest.php

@@ -78,7 +78,7 @@ public function highlightParams()
                     'q' => 'SELECT 1',
                     'f' => 'html',
                 ],
-                '<span class="sql-reserved">SELECT</span>' . '<br/>' .
+                '<span class="sql-reserved">SELECT</span><br/>' .
                 '&nbsp;&nbsp;&nbsp;&nbsp;<span class="sql-number">1</span>' . "\n",
                 0,
             ],