chore(deps): update dependency bazel to v8 (#1004)

* chore(deps): update dependency bazel to v8

* update ci to match

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Alex Eagle <[email protected]>

Author: renovate[bot]

.bazelversion

@@ -1 +1 @@
-7.4.1
+8.0.0

.github/workflows/ci.yaml

@@ -27,8 +27,8 @@ jobs:
           v=$(head -n 1 .bazelversion)
           m=${v::1}
           a=(
-            "major:8, version:\"last_rc\""
             "major:$m, version:\"$v\""
+            "major:7, version:\"7.4.1\""
             "major:6, version:\"6.5.0\""
           )
           printf -v j '{%s},' "${a[@]}"