Stopped edge stripping when using Find in Files

(cherry picked from commit 0179791e85944cabd64534abaaf89cc067618f0f)

editor/find_in_files.cpp

@@ -431,8 +431,7 @@ void FindInFilesDialog::set_find_in_files_mode(FindInFilesMode p_mode) {
 }
 
 String FindInFilesDialog::get_search_text() const {
-	String text = _search_text_line_edit->get_text();
-	return text.strip_edges();
+	return _search_text_line_edit->get_text();
 }
 
 String FindInFilesDialog::get_replace_text() const {