Fix see when source code contains <= JS operator (#4510)

* Added new test case

* Remove script tags before using strip_tags

Author: tobias-kuendig

tests/data/app/view/info.php

@@ -44,5 +44,14 @@
     <a id="third-link">Third</a>
 </div>
 
+<script>
+    var a = 2;
+    var b = 3;
+    if (a <= b) {
+        console.log('a is less than b!');
+    }
+</script>
+<p>Text behind JS comparision</p>
+
 </body>
 </html>

tests/unit/Codeception/Module/PhpBrowserTest.php

@@ -71,6 +71,14 @@ public function testLinksWithNonLatin()
         $this->module->click('Ссылочка');
     }
 
+    /**
+     * @see https://github.com/Codeception/Codeception/issues/4509
+     */
+    public function testSeeTextAfterJSComparisionOperator()
+    {
+        $this->module->amOnPage('/info');
+        $this->module->see('Text behind JS comparision');
+    }
 
     public function testSetMultipleCookies()
     {