Fix search method definition docs (#3)

Copypasta error when writing docs that included undefined params and impossible return types.

Author: Callum027

docs/managers/index.md

@@ -329,65 +329,29 @@ search(
     order: str | None = None,
     as_id: bool = False,
     as_dict: bool = False,
-    optional: bool = False,
 ) -> list[Record]
 ```
 
-```python
-search(
-    filters: Sequence[Tuple[str, str, Any] | Sequence[Any] | str] | None = None,
-    fields: Iterable[str] | None = None,
-    order: str | None = None,
-    as_id: bool = False,
-    as_dict: bool = False,
-    optional: bool = True,
-) -> list[Record] | None
-```
-
 ```python
 search(
     filters: Sequence[Tuple[str, str, Any] | Sequence[Any] | str] | None = None,
     fields: Iterable[str] | None = None,
     order: str | None = None,
     as_id: bool = True,
     as_dict: bool = False,
-    optional: bool = False,
 ) -> list[int]
 ```
 
-```python
-search(
-    filters: Sequence[Tuple[str, str, Any] | Sequence[Any] | str] | None = None,
-    fields: Iterable[str] | None = None,
-    order: str | None = None,
-    as_id: bool = True,
-    as_dict: bool = False,
-    optional: bool = True,
-) -> list[int] | None
-```
-
 ```python
 search(
     filters: Sequence[Tuple[str, str, Any] | Sequence[Any] | str] | None = None,
     fields: Iterable[str] | None = None,
     order: str | None = None,
     as_id: bool = False,
     as_dict: bool = True,
-    optional: bool = False,
 ) -> list[dict[str, Any]]
 ```
 
-```python
-search(
-    filters: Sequence[Tuple[str, str, Any] | Sequence[Any] | str] | None = None,
-    fields: Iterable[str] | None = None,
-    order: str | None = None,
-    as_id: bool = False,
-    as_dict: bool = True,
-    optional: bool = True,
-) -> list[dict[str, Any]] | None
-```
-
 Query the ERP for records, optionally defining
 filters to constrain the search and other parameters,
 and return the results.