DDS: Updated dashboard images (DataDog#21130)

* Added dashboard snapshots for Plivo and okta workflows

* Update ESET Protect dashboard image

* Update: Screenshots for openvpn and watchguard

* Added dashboard screenshots for Juniper SRX Firewall and Orca Security

* Added dashboard screenshots for Forcepoint SSE and SWG

* Added dashboard screenshots for BlazeMeter and  Postmark

* update dashboard image for shopify, ms-dns, ms-sysmon, ivanti_nzta

* Updating dashboard image for falco,extrahop

* Updated images as per the ci check

* remove: openvpn manifest formatting changes

* Added the original images

---------

Co-authored-by: Akshit Vaid <akshit.vaid@crestdata.ai>
Co-authored-by: ravindrasojitra-crest <ravindra.sojitra@crestdata.ai>
Co-authored-by: manan-crest <manan.goria@crestdata.ai>
Co-authored-by: Shubham Vekariya <shubham.vekariya@crestdata.ai>
Co-authored-by: akaila-crest <abhi.kaila@crestdata.ai>
Co-authored-by: savandalasaniya-crest <savan.dalasaniya@crestdata.ai>

Author: 7 people

blazemeter/images/blazemeter_functional_test_results.png

@@ -13,17 +13,7 @@
     "media": [
         {
             "caption": "BlazeMeter - Functional Test Results",
-            "image_url": "images/blazemeter_functional_test_results_1.png",
-            "media_type": "image"
-          },
-          {
-            "caption": "BlazeMeter - Functional Test Results",
-            "image_url": "images/blazemeter_functional_test_results_2.png",
-            "media_type": "image"
-          },
-          {
-            "caption": "BlazeMeter - Functional Test Results",
-            "image_url": "images/blazemeter_functional_test_results_3.png",
+            "image_url": "images/blazemeter_functional_test_results.png",
             "media_type": "image"
           },
           {