Fix some freetype typing

Author: ankith26

buildconfig/stubs/pygame/freetype.pyi

@@ -17,7 +17,7 @@ def get_init() -> bool: ...
 def was_init() -> bool: ...
 def get_cache_size() -> int: ...
 def get_default_resolution() -> int: ...
-def set_default_resolution(resolution: int, /) -> None: ...
+def set_default_resolution(resolution: int = 0, /) -> None: ...
 def SysFont(
     name: Union[str, bytes, Iterable[Union[str, bytes]], None],
     size: int,
@@ -143,7 +143,7 @@ class Font:
     ) -> None: ...
     def get_rect(
         self,
-        text: str,
+        text: Optional[str],
         style: int = STYLE_DEFAULT,
         rotation: int = 0,
         size: float = 0,
@@ -158,7 +158,7 @@ class Font:
     def get_sizes(self) -> list[tuple[int, int, int, float, float]]: ...
     def render(
         self,
-        text: str,
+        text: Optional[str],
         fgcolor: Optional[ColorLike] = None,
         bgcolor: Optional[ColorLike] = None,
         style: int = STYLE_DEFAULT,
@@ -169,7 +169,7 @@ class Font:
         self,
         surf: Surface,
         dest: RectLike,
-        text: str,
+        text: Optional[str],
         fgcolor: Optional[ColorLike] = None,
         bgcolor: Optional[ColorLike] = None,
         style: int = STYLE_DEFAULT,
@@ -178,7 +178,7 @@ class Font:
     ) -> Rect: ...
     def render_raw(
         self,
-        text: str,
+        text: Optional[str],
         style: int = STYLE_DEFAULT,
         rotation: int = 0,
         size: float = 0,
@@ -187,7 +187,7 @@ class Font:
     def render_raw_to(
         self,
         array: Any,
-        text: str,
+        text: Optional[str],
         dest: Optional[RectLike] = None,
         style: int = STYLE_DEFAULT,
         rotation: int = 0,