docs: update to next version [BUMP BETA] (#4493)

platform/docs/versioned_docs/version-3.9/user-guide/viewer/Language.md

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+---
+sidebar_position: 8
+---
+
+# Language
+
+OHIF supports internationalization capabilities and setting the general language
+of the Viewer.
+
+It should be noted that we don't have complete translations for all the components
+and all the languages; however, you can easily add the key value translation pairs
+following developer guides.
+
+Summary of language changing usage can be seen below:
+
+
+
+##  Overview Video
+
+<div style={{padding:"56.25% 0 0 0", position:"relative"}}>
+    <iframe src="https://player.vimeo.com/video/843233906?badge=0&amp;autopause=0&amp;player_id=0&amp;app_id=58479" frameBorder="0" allow="autoplay; fullscreen; picture-in-picture" allowFullScreen style= {{ position:"absolute",top:0,left:0,width:"100%",height:"100%"}} title="measurement-report"></iframe>
+</div>