Apply correct output format version

Signed-off-by: Ayan Sinha Mahapatra <[email protected]>

Author: AyanSinhaMahapatra

CHANGELOG.rst

@@ -36,7 +36,7 @@ v33.0.0 (next next, roadmap)
 
 Major API/other changes:
 
-- Output Format Version updated to 4.2.0 (major version bump)
+- Output Format Version updated to 4.0.0 (major version bump)
 - Dependency attribute rename: ``is_resolved`` renamed to ``is_pinned``
   See https://github.com/nexB/scancode-toolkit/pull/3888 for more details.
 
@@ -45,7 +45,7 @@ Changes in Output Data Structure:
 - The data structure of the JSON output has changed for
   dependencies at file level package_data, and at top-level.
   Note that the change is a modification to the JSON output,
-  so we have a major version bump ``3.2.0`` to ``4.2.0``:
+  so we have a major version bump ``3.2.0`` to ``4.0.0``:
 
   - Dependency attribute ``is_resolved`` renamed to ``is_pinned``
 - Update link references of ownership from nexB to aboutcode-org

src/scancode_config.py

@@ -141,7 +141,7 @@ def _create_dir(location):
 
 # See https://github.com/nexB/scancode-toolkit/issues/2653 for more information
 # on the data format version
-__output_format_version__ = '4.2.0'
+__output_format_version__ = '4.0.0'
 
 # see https://github.com/spdx/tools-python/issues/820
 # this is actually `3.25.0`