Run Formatting on BP files and context.java

Run the command
`prebuilts/build-tools/linux-x86/bin/bpfmt -s -w api/ApiDocs.bp`
`prebuilts/build-tools/linux-x86/bin/bpfmt -s -w api/Android.bp`
`tools/repohooks/tools/google-java-format.py --fix \
    --google-java-format-diff
    /external/google-java-format/scripts/google-java-format-diff.py`

Test: m
Bug: None
Flag: EXEMPT formatting
Change-Id: I80c3a30e0645a42d9f00d4c68df92e6272b2fcee