chashmap: Add support for lookup by borrowed value (mirror HashMap support for Borrow)

Status Job ID Name Coverage
  Build
failed #7208
build

00:00:47

 
  Test
skipped #7210
allowed to fail
code_quality
skipped #7214
allowed to fail
container_scanning
skipped #7213
allowed to fail
dependency_scanning
skipped #7211
allowed to fail
license_management
skipped #7212
allowed to fail
sast
skipped #7209
test
 
Name Stage Failure
failed
build Build
Checking out f4520feb as master...
Skipping Git submodules setup
$ # Auto DevOps variables and functions # collapsed multi-line command
$ setup_docker
$ build
Logging to GitLab Container Registry with CI credentials...
WARNING! Using --password via the CLI is insecure. Use --password-stdin.
Get https://registry-1.docker.io/v2/: unauthorized: incorrect username or password
ERROR: Job failed: exit code 1