test: Add github tests

[jerry-skydio]

No description provided.

[jerry-skydio]

Reviews in this chain:
└#253 github: Add graphql utility class to contain query fields
　└#254 github: Add request retry splitting
　　└#255 test: Add github tests

[jerry-skydio]

#	head	base	diff	date	summary
0	d8fcf0cd	d937b197	diff	May 21 13:44 PM	1 file changed, 757 insertions(+)
1	88462618	aab90897	rebase	Jun 19 12:49 PM	0 files changed
2	74cb0e93	77c6fd52	rebase	Jun 19 13:19 PM	0 files changed
3	93f5239a	278b0440	diff	Jun 19 13:24 PM	1 file changed, 26 insertions(+), 22 deletions(-)