deCONZ: Update ingress, docs and a few corrections [2] (#4161)

* Update deCONZ: Ingress, discovery, doc, translations and a few corrections

* Update for coderabbitai

* Update for coderabbitai_2

* Update for coderabbitai_3

* Added some suggestions from coderabbitai

* Update for coderabbitai_4

* Update for coderabbitai_5

* Update for coderabbitai_6

* Update for coderabbitai_7

* Update for coderabbitai_8

* Update ingress.html

* Update ingress_2

* Update ingress_3

* Change DOC.md and remove clean cache

* Revert to device

* Remove the constants

* Revert to net.wait_for

* Add --focus-color

* Revert ripple.remove

* Add var(--button-hover-color)

* Small correction in the DOC

* Spaces removed

* Update for coderabbitai_doc

* Bump deCONZ to v2.31.2

* Update discovery

* Revert otau-ledvance script

* Update CHANGELOG.md

* Remove German translation file

* Small correction in the otau-ledvance script

* Revert discovery

* Update CHANGELOG.md

* Remove deCONZ 2.31.2

* Update to TigerVNC link

* Update to version: 8.4.0

* Update CHANGELOG.md

README.md

@@ -19,7 +19,7 @@ systems that have installed Home Assistant.
 
 - **[deCONZ](/deconz/README.md)**
 
-    Control a Zigbee network using ConBee or RaspBee hardware by Dresden Elektronik.
+    Control a Zigbee network using ConBee or RaspBee hardware by dresden elektronik.
 
 - **[DHCP server](/dhcp_server/README.md)**