docs: fix wrong versionadded directive syntax

Author: dlech

bleak/__init__.py

@@ -156,7 +156,7 @@ async def start(self) -> None:
             BleakBluetoothNotAvailableError:
                 if Bluetooth is not currently available
 
-        .. versionchanged: unreleased
+        .. versionchanged:: unreleased
             Now raises :class:`BleakBluetoothNotAvailableError` instead of :class:`BleakError`
             when Bluetooth is not currently available.
         """

bleak/backends/bluezdbus/manager.py

@@ -375,7 +375,7 @@ def get_default_adapter(self) -> str:
             BleakBluetoothNotAvailableError:
                 if there are no Bluetooth Low Energy adapters or if none of the adapters are powered
 
-        .. versionchanged: unreleased
+        .. versionchanged:: unreleased
             Now raises :class:`BleakBluetoothNotAvailableError` instead of :class:`BleakError`.
         """
         if not any(self._adapters):

bleak/exc.py

@@ -14,7 +14,7 @@ class BleakBluetoothNotAvailableReason(enum.Enum):
     """
     Reasons for Bluetooth not being available.
 
-    ... versionadded: unreleased
+    .. versionadded:: unreleased
     """
 
     NO_BLUETOOTH = enum.auto()
@@ -52,7 +52,7 @@ class BleakBluetoothNotAvailableError(BleakError):
     """
     Exception which is raised if the Bluetooth access is not available for some reason.
 
-    .. versionadded: unreleased
+    .. versionadded:: unreleased
     """
 
     def __init__(self, msg: str, reason: BleakBluetoothNotAvailableReason) -> None:
@@ -70,7 +70,7 @@ class BleakCharacteristicNotFoundError(BleakError):
     """
     Exception which is raised if a device does not support a characteristic.
 
-    .. versionadded: 0.22
+    .. versionadded:: 0.22
     """
 
     char_specifier: Union[int, str, uuid.UUID]
@@ -89,7 +89,7 @@ class BleakDeviceNotFoundError(BleakError):
     Exception which is raised if a device can not be found by ``connect``, ``pair`` and ``unpair``.
     This is the case if the OS Bluetooth stack has never seen this device or it was removed and forgotten.
 
-    .. versionadded: 0.19
+    .. versionadded:: 0.19
     """
 
     identifier: str