add shellcheck to pre-commit

[jameslamb]

Contributes to rapidsai/build-planning#135

Adds shellcheck to pre-commit, to catch issues like unsafe access patterns, unused variables, etc. in shell scripts.

Fixes these warnings:

SC2102 (info): Ranges can only match single chars (mentioned due to duplicates).
SC2086 (info): Double quote to prevent globbing and word splitting.
SC1091 (info): Not following: rapids-init-pip was not specified as input (see shellcheck -x).
SC1091 (info): Not following: /opt/conda/etc/profile.d/conda.sh was not specified as input (see shellcheck -x).
SC2034 (warning): NEXT_SHORT_TAG appears unused. Verify use (or export if used externally).
SC2034 (warning): CURRENT_SHORT_TAG appears unused. Verify use (or export if used externally).
SC2034 (warning): package_name appears unused. Verify use (or export if used externally).

Also updates all other hooks with pre-commit autoupdate.

[jameslamb]

/merge

[AyodeAwe]

/merge