Update bazel to 6.3.2

Update bazel to 6.3.2

With bazel 6.2.0 building the change
I918e308e71fa978c9f25e3fad63c5f2e94ec3be7 fails with this error:

$ bazelisk build all
INFO: Invocation ID: ba94402e-d1db-4920-ad46-58139ef7ca55
INFO: Analyzed target //:all (96 packages loaded, 1961 targets
configured).
INFO: Found 1 target...
ERROR: /Users/xxxxxxx/.cache/bazel/b645215973ac043930fa5900e337e822/external/jetty-util-ajax/jar/BUILD:3:12:
Extracting interface @jetty-util-ajax//jar:jar failed: (Segmentation
fault): ijar failed: error executing command (from target
@jetty-util-ajax//jar:jar)
external/remote_java_tools_darwin_arm64/java_tools/ijar/ijar
external/jetty-util-ajax/jar/jetty-util-ajax-10.0.16.jar ... (remaining
3 arguments skipped)
...

Updating bazel to 6.3.2 fixes this problem.

Release notes for bazel 6.3.2:
https://github.com/bazelbuild/bazel/releases/tag/6.3.2

Change-Id: I4f697b2f9a560732c89e2a0410ae6133e8c382ef