Bump version to 0.67.0

CHANGELOG.md

@@ -1,4 +1,4 @@
-## newVersion
+## 0.67.0
 * **FEATURE** (by @julien4215) Add direction property to the [HorizontalLineLabel](https://github.com/imaNNeo/fl_chart/blob/main/repo_files/documentations/base_chart.md#horizontallinelabel) and [VerticalLineLabel](https://github.com/imaNNeo/fl_chart/blob/main/repo_files/documentations/base_chart.md#verticallinelabel), #1574
 * **FEATURE**  (by @apekshamehta) Added new method called getTooltipColor for axis charts (bar,line,scatter) to change background color of tooltip dynamically.[issue](https://github.com/imaNNeo/fl_chart/issues/1279).
 * **BREAKING** (by @apekshamehta) Removed tooltipBgColor property from Bar, Line and Scatter Charts (you can now use `getTooltipColor` which provides more customizability), checkout the [full migration guide here](https://github.com/imaNNeo/fl_chart/blob/main/repo_files/documentations/migration_guides/0.67.0/MIGRATION_00_67_00.md).

pubspec.yaml

@@ -1,6 +1,6 @@
 name: fl_chart
 description: A highly customizable Flutter chart library that supports Line Chart, Bar Chart, Pie Chart, Scatter Chart, and Radar Chart.
-version: 0.66.2
+version: 0.67.0
 homepage: https://flchart.dev/
 repository: https://github.com/imaNNeo/fl_chart
 issue_tracker: https://github.com/imaNNeo/fl_chart/issues