Update description fields for all samples (#994)

* Update `action` sample

* Update `alarms` sample

* Update `bookmarks` sample

* Update `browsingData` sample

* Update `contentSettings` sample

* Update `cookies/cookie-clearer` sample

* Update `debugger` sample

* Update wasm functional sample

* Update `functional/cookbook.geolocation-contentscript` sample

* Update `cookbook.geolocation-offscreen` sample

* Update `cookbook.geolocation-popup` sample

* Update `cookbook.offscreen-clipboard-write` sample

* Update `cookbook.offscreen-dom` sample

* Fix browsingData description

* Fix bookmarks description

* Update offscreen document descriptions

* Update descriptions

* Update browsingData description

* Update descriptions for all api samples

* Update descriptions for cookbook samples

* Update api-samples/browsingData/manifest.json

Co-authored-by: Joe Medley <jmedley@google.com>

* Update api-samples/action/manifest.json

Co-authored-by: Joe Medley <jmedley@google.com>

* Update api-samples/contextMenus/basic/manifest.json

Co-authored-by: Joe Medley <jmedley@google.com>

* Update api-samples/cookies/cookie-clearer/manifest.json

Co-authored-by: Joe Medley <jmedley@google.com>

* Update api-samples/debugger/manifest.json

Co-authored-by: Joe Medley <jmedley@google.com>

* Update functional-samples/sample.favicon-cs/manifest.json

Co-authored-by: Joe Medley <jmedley@google.com>

* Update functional-samples/cookbook.sidepanel-site-specific/manifest.json

Co-authored-by: Joe Medley <jmedley@google.com>

* Update api-samples/omnibox/new-tab-search/manifest.json

Co-authored-by: Joe Medley <jmedley@google.com>

* Update api-samples/devtools/inspectedWindow/manifest.json

Co-authored-by: Joe Medley <jmedley@google.com>

* Update api-samples/override/blank_ntp/manifest.json

Co-authored-by: Joe Medley <jmedley@google.com>

* Apply suggestions from code review

Co-authored-by: Joe Medley <jmedley@google.com>

* Update wasm samples description

* Update description

* Update functional-samples/sample.co2meter/manifest.json

Co-authored-by: Joe Medley <jmedley@google.com>

* Apply suggestions from code review

---------

Co-authored-by: Joe Medley <jmedley@google.com>
Co-authored-by: Oliver Dunk <oliver@oliverdunk.com>

api-samples/declarativeNetRequest/no-cookies/manifest.json

@@ -1,6 +1,6 @@
 {
   "name": "No Cookies",
-  "description": "Removes 'Cookie' headers.",
+  "description": "Uses the chrome.declarativeNetRequest API to remove the \"Cookie\" header from requests.",
   "version": "1.0",
   "manifest_version": 3,
   "permissions": ["declarativeNetRequest", "declarativeNetRequestFeedback"],

api-samples/declarativeNetRequest/url-blocker/manifest.json

@@ -2,7 +2,7 @@
   "name": "URL Blocker",
   "version": "0.1",
   "manifest_version": 3,
-  "description": "Blocks all main frame requests to example.com.",
+  "description": "Uses the chrome.declarativeNetRequest API to block requests.",
   "background": {
     "service_worker": "service_worker.js"
   },

api-samples/declarativeNetRequest/url-redirect/manifest.json

@@ -2,7 +2,7 @@
   "name": "URL Redirect",
   "version": "0.1",
   "manifest_version": 3,
-  "description": "Redirects MV2 documents to equivalent MV3 documents on developer.chrome.com.",
+  "description": "Uses the chrome.declarativeNetRequest API to redirect requests.",
   "background": {
     "service_worker": "service_worker.js"
   },