Update ESD values in *Table 2.1 Absolute maximum ratings*

Following a review, update the ESD values in https://demo.docs-as-code.com/topics/electrical-specifications.html#id1 as follows:

• ESD_HBM from ±500 V to ±510 V
• ESD_CSM from ±500 V to ±515 V

The raw table is located in:

https://gitlab.com/qms-demo/operations/wi5014-laser-etching-machine/-/blob/master/source/topics/electrical-specifications.rst