Support deduping spad banks

Remove HarnessAXIRAM stuff

Now that multi-top sims in CY are supported, this is redundant with the
Chip+Bringup multi-chip configs, which is the preferred way to go about
this moving forwards

Add API to configure TLSerial bundleParams | TLSerial debug IO

* This makes backwards-compatibility with older chips easier

Print fixes and remove extra includes

Fix banked scratchpads

Add cospike implementation

Avoid direct serialization of trace

Add DontCares explicitly

separate serial width adapter into two

Pull common components of testchip_tsi/testchip_dtm into testchip_htif_t

Add OffchipBus/ResetStretcher/FakeResetStretcher

fix SerialWidthAdapter for cases where narrowW.W != 8

Generalize scratchpad to banked scratchpad