Updating TS 103 120 readme

# TS 103 120 v1.22.1

TS 103 120 v1.22.1 agreed at LI#71 (Sophia Antipolis, FR), tagged as [spec/103120/1.22.1](https://forge.etsi.org/rep/li/schemas-definitions/-/tree/spec/103120/1.22.1/103120?ref_type=tags) and available [from the ETSI portal as a PDF](https://www.etsi.org/deliver/etsi_ts/103100_103199/103120/01.22.01_60/ts_103120v012201p.pdf)

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Includes the following CRs with Forge changes:

* TS 103120 CR121 - Takedowns ([MR 294](https://forge.etsi.org/rep/li/schemas-definitions/-/merge_requests/294)).

* TS 103 120 CR 119 - Selective IRI Delivery Policies ([MR 288](https://forge.etsi.org/rep/li/schemas-definitions/-/merge_requests/288)).

* TS 103 120 CR118 - Supporting encryption of outcome data ([MR 281](https://forge.etsi.org/rep/li/schemas-definitions/-/merge_requests/281)).

For all changes, including non-Forge changes, see the change history in the published specification.  

# TS 103 120 v1.21.1

TS 103 120 v1.21.1 agreed at LI#70 (New York, US), tagged as [spec/103120/1.21.1](https://forge.etsi.org/rep/li/schemas-definitions/-/tree/spec/103120/1.21.1/103120?ref_type=tags) and available [from the ETSI portal as a PDF](https://www.etsi.org/deliver/etsi_ts/103100_103199/103120/01.21.01_60/ts_103120v012101p.pdf)

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No MR information in the Forge.

# TS 103 120 v1.6.1

TS 103 120 v1.6.1 (2020-08-06) agreed at LI#54-e, tagged as [spec/103120/1.6.1](https://forge.etsi.org/rep/li/schemas-definitions/-/tree/spec/103120/1.6.1/103120?ref_type=tags) and available [from the ETSI portal as a PDF](https://www.etsi.org/deliver/etsi_ts/103100_103199/103120/01.06.01_60/ts_103120v010601p.pdf)

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No MR information in the Forge.

# TS 103 120 v1.5.1

TS 103 120 v1.5.1 (2020-03-20) agreed at LI#53 (Sophia-Antipolis, 2020-02-04), tagged as [spec/103120/1.5.1](https://forge.etsi.org/rep/li/schemas-definitions/-/tree/spec/103120/1.5.1/103120?ref_type=tags) and available [from the ETSI portal as a PDF](https://www.etsi.org/deliver/etsi_ts/103100_103199/103120/01.05.01_60/ts_103120v010501p.pdf)

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from sys import argv

import gitlab

from rich.console import Console

from rich.table import Table

from pathlib import Path

from forgelib.scrapers.etsi import getSpecHistory

console = Console()

def rprint(s: str):

    console.print(s)

root_url = "https://forge.etsi.org/rep/"

project_number = 586

with console.status("Retrieving most recent merge request"):

    gl = gitlab.Gitlab(url = root_url)

    project = gl.projects.get(project_number)

    mr_list = project.mergerequests.list(target_branch = 'main', get_all = True)

    mr_list = [mr for mr in mr_list if mr.source_branch.startswith('meeting')]

    mr = mr_list[0]

meeting_name = mr.source_branch.split('/')[-1]

rprint(f"Most recent meeting branch is [yellow]{mr.source_branch}[/], MR !{mr.iid} ('{mr.title}')")

mr_dict = {}

with console.status(f"Retrieving MR/CRs considered at [yellow]{meeting_name}[/]"):

    mr_list = project.mergerequests.list(target_branch = mr.source_branch, get_all = True)

    mr_list = [mr for mr in mr_list if mr.source_branch.startswith('cr')]

    for mr in mr_list:

        spec = mr.source_branch.split('/')[1]

        cr = mr.source_branch.split('/')[2]

        if not (spec in mr_dict.keys()):

            mr_dict[spec] = []

        mr_dict[spec].append(mr)

for spec, mr_list in mr_dict.items():

    table = Table(show_header=False)

    table.add_column('MR', style="bright_blue")

    table.add_column('branch', style="yellow")

    table.add_column('CR', style="bright_cyan")

    table.add_column('title')

    table.add_column('status')

    for mr in mr_list:

        table.add_row(str(mr.iid), mr.source_branch, mr.source_branch.split('/')[2], mr.title, mr.state)

    rprint(f"\nChanges to [bright_green]TS {spec[0:3]} {spec[3:]}[/]")

    console.print(table)