docs: Fix typo in method description ("cusrot" -> "cursor")

No change to source code, just a typo fix in the docs.

Change-Id: I50410a0ea9d0e49201a6f371a1cf7baaebdb2600
Fixes: 356693490
Test: [ABTD docs build: go/abtd/run/L61500030005627537/ ]
Flag: DOCS_ONLY