"SyntaxError: identifier starts immediately after numeric literal" on Ubuntu 20.04.1 - Gnome Shell 3.36.9

[biboc]

Describe the bug

The extension does not start with message

The settings of extension clipboard-history@alexsaveau.dev had an error:

SyntaxError: identifier starts immediately after numeric literal

Stack trace:

_init@resource:///org/gnome/Shell/Extensions/js/extensionsService.js:204:33
OpenExtensionPrefsAsync/<@resource:///org/gnome/Shell/Extensions/js/extensionsService.js:122:28
asyncCallback@resource:///org/gnome/gjs/modules/core/overrides/Gio.js:132:13
run@resource:///org/gnome/Shell/Extensions/js/dbusService.js:175:20
main@resource:///org/gnome/Shell/Extensions/js/main.js:19:13
run@resource:///org/gnome/gjs/modules/script/package.js:222:19
start@resource:///org/gnome/gjs/modules/script/package.js:206:5
@/usr/share/gnome-shell/org.gnome.Shell.Extensions:1:17

How To Reproduce

Versions

$ uname -a
Linux 5.15.0-73-generic #80~20.04.1-Ubuntu SMP Wed May 17 14:58:14 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux

$ gnome-shell --version; echo -n "GCH "; gnome-extensions show clipboard-history@alexsaveau.dev | grep Version; gsettings --schemadir ~/.local/share/gnome-shell/extensions/clipboard-history@alexsaveau.dev/schemas list-recursively org.gnome.shell.extensions.clipboard-history
GNOME Shell 3.36.9
GCH   Version: 26
org.gnome.shell.extensions.clipboard-history next-entry @as []
org.gnome.shell.extensions.clipboard-history disable-down-arrow true
org.gnome.shell.extensions.clipboard-history history-size 1000
org.gnome.shell.extensions.clipboard-history cache-size 100
org.gnome.shell.extensions.clipboard-history confirm-clear true
org.gnome.shell.extensions.clipboard-history strip-text false
org.gnome.shell.extensions.clipboard-history display-mode 0
org.gnome.shell.extensions.clipboard-history topbar-preview-size 10
org.gnome.shell.extensions.clipboard-history clear-history @as []
org.gnome.shell.extensions.clipboard-history private-mode false
org.gnome.shell.extensions.clipboard-history cache-only-favorites false
org.gnome.shell.extensions.clipboard-history process-primary-selection false
org.gnome.shell.extensions.clipboard-history paste-on-selection true
org.gnome.shell.extensions.clipboard-history notify-on-copy false
org.gnome.shell.extensions.clipboard-history toggle-menu ['<Super><Shift>V']
org.gnome.shell.extensions.clipboard-history move-item-first true
org.gnome.shell.extensions.clipboard-history window-width-percentage 33
org.gnome.shell.extensions.clipboard-history enable-keybindings true
org.gnome.shell.extensions.clipboard-history toggle-private-mode ['<Super><Shift>P']
org.gnome.shell.extensions.clipboard-history prev-entry @as []

Steps to repro

Install from https://extensions.gnome.org/extension/4839/clipboard-history/

Additional context (if a crash, provide stack trace)

[SUPERCILEX]

Only gnome 40 and up is supported.