Update waveshare_epaper.cpp #49

Job	Run time
compile-tests-list	5s
Create common environment	9s
Check black	19s
Check flake8	11s
Check pyupgrade	14s
Run script/ci-custom	13s
Check clang-format	24s
Run pytest	10s
Check pylint	1m 24s
Validate YAML test tests/test1.1.yaml	5s
Validate YAML test tests/test1.yaml	10s
Validate YAML test tests/test10.yaml	9s
Validate YAML test tests/test11.5.yaml	6s
Validate YAML test tests/test2.yaml	12s
Validate YAML test tests/test3.1.yaml	6s
Validate YAML test tests/test3.yaml	6s
Validate YAML test tests/test4.yaml	7s
Validate YAML test tests/test5.yaml	16s
Validate YAML test tests/test6.yaml	9s
Validate YAML test tests/test7.yaml	5s
Validate YAML test tests/test8.yaml	7s
Validate YAML test tests/test9.1.yaml	9s
Validate YAML test tests/test9.yaml	9s
Run YAML test ${{ matrix.file }}	0s
${{ matrix.name }}	0s
CI Status	1s
	5m 6s

Provide feedback