Now that the GNU and HLASM `InstPrinter` paths are separated in
https://github.com/llvm/llvm-project/pull/112975, differentiate between
them in `SystemZInstrFormats.td`.
The main difference are:
- Tabs converted to space
- Remove space after comma for instruction operands
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Co-authored-by: Tony Tao <tonytao@ca.ibm.com>