Fix duplicate ids when Fragments are involved

[marvinhagemeister]

Marking as draft because this needs to be coordinated with render to string.

Fixes #3757

[github-actions]

Size Change: -18 B (0%)

Total Size: 52.9 kB

Filename	Size	Change
hooks/dist/hooks.js	1.55 kB	-8 B (0%)
hooks/dist/hooks.module.js	1.59 kB	-1 B
hooks/dist/hooks.umd.js	1.64 kB	-9 B (0%)

ℹ️ View Unchanged

Filename	Size	Change
compat/dist/compat.js	3.78 kB	0 B
compat/dist/compat.module.js	3.72 kB	0 B
compat/dist/compat.umd.js	3.85 kB	0 B
debug/dist/debug.js	3.01 kB	0 B
debug/dist/debug.module.js	3.01 kB	0 B
debug/dist/debug.umd.js	3.09 kB	0 B
devtools/dist/devtools.js	230 B	0 B
devtools/dist/devtools.module.js	239 B	0 B
devtools/dist/devtools.umd.js	314 B	0 B
dist/preact.js	4.04 kB	0 B
dist/preact.min.js	4.06 kB	0 B
dist/preact.min.module.js	4.05 kB	0 B
dist/preact.min.umd.js	4.08 kB	0 B
dist/preact.module.js	4.05 kB	0 B
dist/preact.umd.js	4.1 kB	0 B
jsx-runtime/dist/jsxRuntime.js	358 B	0 B
jsx-runtime/dist/jsxRuntime.module.js	324 B	0 B
jsx-runtime/dist/jsxRuntime.umd.js	439 B	0 B
test-utils/dist/testUtils.js	442 B	0 B
test-utils/dist/testUtils.module.js	444 B	0 B
test-utils/dist/testUtils.umd.js	526 B	0 B

_{compressed-size-action}

[coveralls]

Coverage remained the same at 99.529% when pulling a08f182 on use-id-bug into b25fd03 on master.