Bug 1809601 - Use "Content-Security-Policy" for group CSP option, r=nchevobbe

Differential Revision: https://phabricator.services.mozilla.com/D166636

devtools/client/locales/en-US/webconsole.properties

@@ -556,5 +556,6 @@ webconsole.group.cookieSameSiteLaxByDefaultEnabled2=Some cookies are misusing th
 # LOCALIZATION NOTE (webconsole.group.cookieSameSiteLaxByDefaultDisabled2): do not translate 'SameSite'.
 webconsole.group.cookieSameSiteLaxByDefaultDisabled2=Some cookies are misusing the recommended “SameSite“ attribute
 
-# LOCALIZATION NOTE (webconsole.group.csp): Do not translate "Content Security Policy".
-webconsole.group.csp=Content Security Policy warnings
+# LOCALIZATION NOTE (webconsole.group.csp): do not translate
+# 'Content-Security-Policy', as that's the name of the header.
+webconsole.group.csp=Content-Security-Policy warnings

devtools/client/webconsole/test/browser/browser_webconsole_warning_group_csp.js

@@ -9,7 +9,7 @@ const TEST_FILE =
   "browser/devtools/client/webconsole/test/browser/test-warning-group-csp.html";
 
 add_task(async function testCSPGroup() {
-  const GROUP_LABEL = "Content Security Policy warnings";
+  const GROUP_LABEL = "Content-Security-Policy warnings";
 
   const hud = await openNewTabAndConsole("https://example.org/" + TEST_FILE);