feat: Added db and versions to status

[macterra]

Added the db type and confirmed count and DIDs by version to the status report:

gatekeeper-1  | Status -----------------------------
gatekeeper-1  | DID Database (redis):
gatekeeper-1  |   Total: 10600
gatekeeper-1  |   By registry:
gatekeeper-1  |     TBTC: 3117
gatekeeper-1  |     TESS: 2579
gatekeeper-1  |     TFTC: 3150
gatekeeper-1  |     hyperswarm: 1730
gatekeeper-1  |     local: 24
gatekeeper-1  |   By version:
gatekeeper-1  |     1: 9448
gatekeeper-1  |     2: 679
gatekeeper-1  |     3: 292
gatekeeper-1  |     4: 52
gatekeeper-1  |     5: 32
gatekeeper-1  |     6+: 97
gatekeeper-1  |   Confirmed: 10020
gatekeeper-1  |   Ephemeral: 2
gatekeeper-1  |   Invalid: 0
gatekeeper-1  | Memory Usage Report:
gatekeeper-1  |   RSS: 208.11 MB (Resident Set Size - total memory allocated for the process)
gatekeeper-1  |   Heap Total: 75.86 MB (Total heap allocated)
gatekeeper-1  |   Heap Used: 46.62 MB (Heap actually used)
gatekeeper-1  |   External: 21.60 MB (Memory used by C++ objects bound to JavaScript)
gatekeeper-1  |   Array Buffers: 19.24 MB (Memory used by ArrayBuffer and SharedArrayBuffer)
gatekeeper-1  | Uptime: 488s (8 minutes, 8 seconds)

The response to get-status contains all the version info which is summarized in the report:

./admin get-status
{
    "uptimeSeconds": 502,
    "dids": {
        "total": 10600,
        "confirmed": 10020,
        "ephemeral": 2,
        "invalid": 0,
        "byRegistry": {
            "TBTC": 3117,
            "TESS": 2579,
            "hyperswarm": 1730,
            "TFTC": 3150,
            "local": 24
        },
        "byVersion": {
            "1": 9448,
            "2": 679,
            "3": 292,
            "4": 52,
            "5": 32,
            "6": 17,
            "7": 15,
            "8": 10,
            "9": 8,
            "10": 4,
            "11": 4,
            "12": 8,
            "13": 3,
            "14": 1,
            "15": 2,
            "16": 5,
            "18": 4,
            "22": 3,
            "23": 1,
            "25": 2,
            "31": 1,
            "32": 1,
            "37": 1,
            "42": 1,
            "44": 1,
            "50": 1,
            "56": 1,
            "61": 1,
            "62": 1,
            "64": 1
        }
    },
    "memoryUsage": {
        "rss": 218214400,
        "heapTotal": 79548416,
        "heapUsed": 49622744,
        "external": 22649782,
        "arrayBuffers": 20171864
    }
}