fixes multipoint fromwkt without nested parenthesis (default with geo…

…server st_astext), the testFromWKTWithoutInnerParentesis in tests/Geometries/MultiPointTest shows the error, this could probably be done with the preg_match_all but I'm not that good at regex

src/Geometries/MultiPoint.php

@@ -43,6 +43,13 @@ public static function fromWKT($wkt)
 
     public static function fromString($wktArgument)
     {
+        if (!strpos(trim($wktArgument), '(')) {
+            $points = explode(',', $wktArgument);
+            $wktArgument = implode(", ", array_map(function ($pair) {
+                return '(' . trim($pair) . ')';
+            }, $points));
+        };
+
         $matches = [];
         preg_match_all('/\(\s*(\d+\s+\d+(\s+\d+)?)\s*\)/', trim($wktArgument), $matches);
 

tests/Geometries/MultiPointTest.php

@@ -16,6 +16,14 @@ public function testFromWKT()
         $this->assertEquals(3, $multipoint->count());
     }
 
+    public function testFromWKTWithoutInnerParentesis()
+    {
+        $multipoint = MultiPoint::fromWKT('MULTIPOINT(1 1, 2 1, 2 2)');
+        $this->assertInstanceOf(MultiPoint::class, $multipoint);
+
+        $this->assertEquals(3, $multipoint->count());
+    }
+
     public function testFromWKT3d()
     {
         $multipoint = MultiPoint::fromWKT('MULTIPOINT Z((1 1 1),(2 1 3),(2 2 2))');