docs: Fix typo in description ("you" -> "your")

Fixing a typo (should be "if your app targets"), and also made a slight text fix (changed "...targets M and above" to "targets M or higher").

No change to code, docs-only fix.
Flag: DOCS_ONLY
Test: [ABTD docs build]
Fixes: 379085273

Change-Id: Iae7c3b1ac6060742eb243b6c714a17091397b7a7