perf: reduce static data size

[DaniPopes]

#5755 (review)

800KiB to 200KiB of compression dictionaries static data

Using

def do_the_thing(p):
    with open(p, "r") as f:
        s = f.read()
    arr=eval(s)
    arr=bytearray(arr)
    with open(p, "wb") as f:
        f.write(arr)

do_the_thing("./receipt_dictionary.in")
do_the_thing("./transaction_dictionary.in")

[onbjerg]

lgtm provided this runs on an existing db