Language detection feature flag expiry bump and flag description update.

R=aboxhall

Change-Id: Ie73667890a0f30ecb7eaa16a7f2797287e1d841b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1918792
Auto-Submit: Chris Hall <[email protected]>
Reviewed-by: Alice Boxhall <[email protected]>
Commit-Queue: Chris Hall <[email protected]>
Cr-Commit-Position: refs/heads/master@{#715603}
diff --git a/chrome/browser/flag_descriptions.cc b/chrome/browser/flag_descriptions.cc
index 5d7404e..32345d0 100644
--- a/chrome/browser/flag_descriptions.cc
+++ b/chrome/browser/flag_descriptions.cc
@@ -834,7 +834,7 @@
     "Experimental accessibility language detection";
 const char kExperimentalAccessibilityLanguageDetectionDescription[] =
     "Enable language detection for in-page content which is then exposed to "
-    "accessiblity technologies such as screen readers.";
+    "assistive technologies such as screen readers.";
 
 const char kVizDisplayCompositorName[] = "Viz Display Compositor (OOP-D)";
 const char kVizDisplayCompositorDescription[] =