pkg/60400: devel/bazel: hard-codes /usr/pkg/bin/bash instead of using $PREFIX

["campbell+netbsd%mumble.net@localhost via gnats" <gnats-admin%NetBSD.org@localhost>]

>Number:         60400
>Category:       pkg
>Synopsis:       devel/bazel: hard-codes /usr/pkg/bin/bash instead of using $PREFIX
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Fri Jul 03 04:30:01 +0000 2026
>Originator:     Taylor R Campbell
>Release:        2026Q2
>Organization:
The NetBSD Foundbashion, Inc.
>Environment:
>Description:
# Execution platform: //:default_host_platform
Action failed to execute: java.io.IOException: Cannot run program "/usr/pkg/bin/bash" (in directory "/tmp/bazel_I9enxFmZ/out/execroot/io_bazel"): error=2, No such file or directory
[48 / 74] checking cached actions

Target //src:bazel_nojdk failed to build
[48 / 74] checking cached actions

INFO: Elapsed time: 160.625s, Critical Path: 8.00s
[48 / 74] checking cached actions

INFO: 48 processes: 2 internal, 46 local.
[48 / 74] checking cached actions

FAILED: Build did NOT complete successfully

ERROR: Could not build Bazel
*** Error code 34

Stop.
bmake[1]: stopped making "all" in /pkgsrc/devel/bazel
*** Error code 1

>How-To-Repeat:
build devel/bazel with PREFIX set to not /usr/pkg, like /pkg/2026Q2
>Fix:
Yes, please!