chore: remove BCR homepage, as we now use the BCR UI itself

[alexeagle]

No description provided.

[aspect-workflows]

Test

11 test targets passed

Targets

//.aspect/bazelrc:update_aspect_bazelrc_presets_0_test [k8-fastbuild]   101ms
//.aspect/bazelrc:update_aspect_bazelrc_presets_1_test [k8-fastbuild]   104ms
//.aspect/bazelrc:update_aspect_bazelrc_presets_2_test [k8-fastbuild]   89ms
//.aspect/bazelrc:update_aspect_bazelrc_presets_3_test [k8-fastbuild]   90ms
//.aspect/bazelrc:update_aspect_bazelrc_presets_4_test [k8-fastbuild]   92ms
//.aspect/bazelrc:update_aspect_bazelrc_presets_5_test [k8-fastbuild]   78ms
//.github/workflows:update_aspect_bazelrc_presets_0_test [k8-fastbuild] 91ms
//.github/workflows:update_aspect_bazelrc_presets_1_test [k8-fastbuild] 114ms
//docs:update_test [k8-fastbuild]                                       32ms
//example:bundle_diff_test [k8-fastbuild]                               58ms
//rollup/tests:test [k8-fastbuild]                                      69ms

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Test

e2e/smoke

All tests were cache hits

1 test (100.0%) was fully cached saving 30ms.

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