build janus 0.x

```
Compiler:                  gcc
libsrtp version:           2.x
SSL/crypto library:        OpenSSL
DTLS set-timeout:          not available
Mutex implementation:      GMutex (native futex on Linux)
DataChannels support:      no
Recordings post-processor: no
TURN REST API client:      no
Doxygen documentation:     no
Transports:
    REST (HTTP/HTTPS):     no
    WebSockets:            no
    RabbitMQ:              no
    MQTT:                  no
    Unix Sockets:          yes
    Nanomsg:               no
Plugins:
    Echo Test:             yes
    Streaming:             yes
    Video Call:            yes
    SIP Gateway:           no
    NoSIP (RTP Bridge):    yes
    Audio Bridge:          no
    Video Room:            yes
    Voice Mail:            no
    Record&Play:           yes
    Text Room:             yes
    Lua Interpreter:       no
    Duktape Interpreter:   no
Event handlers:
    Sample event handler:  no
    WebSocket ev. handler: no
    RabbitMQ event handler:no
    MQTT event handler:    no
    Nanomsg event handler: no
    GELF event handler:    yes
External loggers:
    JSON file logger:      no
JavaScript modules:        no
```

Signed-off-by: Zoey <zoey@z0ey.de>

.github/workflows/talk.yml

@@ -34,6 +34,16 @@ jobs:
         )"
         curl -L "https://raw.githubusercontent.com/strukturag/nextcloud-spreed-signaling/$signaling_version/server.conf.in" -o Containers/talk/server.conf.in
         
+        # Janus
+        janus_version="$(
+          git ls-remote https://github.com/meetecho/janus-gateway v0.*.* \
+            | cut -d/ -f3 \
+            | sort -V \
+            | grep -E "^v[0-9]+\.[0-9]+\.[0-9]+$" \
+            | tail -1
+        )"
+        sed -i "s|^ARG JANUS_VERSION=.*$|ARG JANUS_VERSION=$janus_version|" ./Containers/talk/Dockerfile
+        
     - name: Create Pull Request
       uses: peter-evans/create-pull-request@v5
       with: