fix: add release-5.8 to TUI testsuites (#441)

Co-authored-by: Leonid Bugaev <leonsbox@gmail.com>

Author: probelabs[bot]

config/tui/prod-variations.yml

@@ -116,6 +116,18 @@ level: # testsuites
             level: # testsuite
               tyk:
               tyk-analytics:
+      release-5.8:   
+        level: # trigger
+          pull_request:
+            level: # testsuite
+              tyk:
+              tyk-analytics:
+                envfiles:
+                  - cache: "valkey8"
+                    config: "murmur128"
+                    db: "mongo8"
+                    apimarkers: "not local and not dind"
+                    sink: "$ECR/tyk-sink:master"
       release-5.12:   
         level: # trigger
           pull_request:
@@ -236,6 +248,14 @@ level: # testsuites
           push:
             level: # testsuite
               tyk-analytics:
+      release-5.8:    
+        level: # trigger
+          pull_request:
+            level: # testsuite
+              tyk-analytics:
+          push:
+            level: # testsuite
+              tyk-analytics:
       release-5-lts:
         pump:
           - "tykio/tyk-pump-docker-pub:v1.14"