Bump version to 75.0.21.

pocmo · pocmo · commit dc9cc04afcdb · 2021-05-25T16:59:45.000+02:00
diff --git a/.buildconfig.yml b/.buildconfig.yml
@@ -1,6 +1,6 @@
 # Please keep this version in sync with version.txt
 # version.txt should be the new source of truth for version numbers
-componentsVersion: 75.0.20
+componentsVersion: 75.0.21
 # Please add a treeherder group in taskcluster/ci/config.yml if you add a new project here.
 projects:
   concept-awesomebar:
diff --git a/version.txt b/version.txt
@@ -1 +1 @@
-75.0.20
+75.0.21
