README: Separate CoC lines to 80 chars and update schematic link

Author: microbit-carlos

README.md

@@ -13,7 +13,7 @@ Other useful technical documentation:
 - [micro:bit Tech Site DAPLink page](https://tech.microbit.org/software/daplink-interface/)
 - [micro:bit Power Management](https://github.com/microbit-foundation/spec-power-management/)
 - [micro:bit Tech Site pin and signals information](https://tech.microbit.org/hardware/schematic/)
-- [micro:bit V2 schematic](https://github.com/microbit-foundation/microbit-v2-hardware/blob/main/V2/MicroBit_V2.0.0_S_schematic.PDF)
+- [micro:bit V2 schematic](https://github.com/microbit-foundation/microbit-v2-hardware/)
 
 ## Implementations
 
@@ -28,4 +28,14 @@ SPDX-License-Identifier: [CC-BY-SA-4.0](LICENSE)
 
 ## Code of Conduct
 
-Trust, partnership, simplicity and passion are our core values we live and breathe in our daily work life and within our projects. Our open-source projects are no exception. We have an active community which spans the globe and we welcome and encourage participation and contributions to our projects by everyone. We work to foster a positive, open, inclusive and supportive environment and trust that our community respects the micro:bit code of conduct. Please see our [code of conduct](https://microbit.org/safeguarding/) which outlines our expectations for all those that participate in our community and details on how to report any concerns and what would happen should breaches occur.
+Trust, partnership, simplicity and passion are our core values we live and
+breathe in our daily work life and within our projects. Our open-source
+projects are no exception. We have an active community which spans the globe
+and we welcome and encourage participation and contributions to our projects by
+everyone. We work to foster a positive, open, inclusive and supportive
+environment and trust that our community respects the micro:bit code of conduct.
+
+Please see our [code of conduct](https://microbit.org/safeguarding/) which
+outlines our expectations for all those that participate in our community and
+details on how to report any concerns and what would happen should breaches
+occur.