format: treat pack/unpack functions as normal

problem: we were special-casing pack and unpack functions to prevent
them from being formatted

solution: stop special-casing them

.clang-format

@@ -21,44 +21,6 @@ PenaltyBreakBeforeFirstCallParameter : 10000000
 PenaltyReturnTypeOnItsOwnLine : 65000
 PenaltyBreakString : 10
 
-# preserve formatting of arguments to pack/unpack functions
-# found by running: rg --only-matching --no-filename --no-line-number  '(flux|json)(_[^ ,()]+)?_(un)?pack' | sort -u
-WhitespaceSensitiveMacros :
-  - flux_conf_unpack
-  - flux_event_pack
-  - flux_event_publish_pack
-  - flux_event_unpack
-  - flux_job_result_get_unpack
-  - flux_jobspec1_attr_pack
-  - flux_jobspec1_attr_unpack
-  - flux_jobspec_info_unpack
-  - flux_jobtap_event_post_pack
-  - flux_kvs_lookup_get_unpack
-  - flux_kvs_lookup_unpack
-  - flux_kvs_txn_pack
-  - flux_lookup_get_unpack
-  - flux_mrpc_pack
-  - flux_msg_pack
-  - flux_msg_unpack
-  - flux_plugin_arg_pack
-  - flux_plugin_arg_unpack
-  - flux_plugin_args_unpack
-  - flux_plugin_conf_unpack
-  - flux_request_unpack
-  - flux_respond_pack
-  - flux_rpc_get_unpack
-  - flux_rpc_pack
-  - flux_shell_getopt_unpack
-  - flux_shell_info_unpack
-  - flux_shell_jobspec_info_unpack
-  - flux_shell_rank_info_unpack
-  - flux_shell_rpc_pack
-  - flux_shell_setopt_pack
-  - flux_shell_setopt_unpack
-  - flux_shell_task_info_unpack
-  - json_pack
-  - json_unpack
-
 # treat foreach macros as for loops
 ForEachMacros :
   - json_array_foreach