perf: add a few additional homepage benchmarks
perf: add a few additional homepage benchmarks

For golang/go#48803.

Change-Id: I2cee352261b1e432e625d6d5d2d081b78d926c1a
Reviewed-on: https://go-review.googlesource.com/c/build/+/413423
Reviewed-by: Michael Knyszek <4473450dc5c88f06e1fb787f303d7805ec2aee65@google.com>
Run-TryBot: Michael Pratt <e7f1edc6d5aa9f6c8c377425db8f1a5816cbbb88@google.com>
TryBot-Result: Gopher Robot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>

golang/build,golang/build,golang/build,golang/build