Remove redundant steps from Cirrus CI configuration

Eliminated unnecessary environment variables and pkg update step to streamline the CI process. Simplified the test script by removing verbose flag from the go test command.

.cirrus.yml

@@ -14,12 +14,10 @@ freebsd_task:
         image_family: freebsd-14-0
 
   env:
-    TEST_ALLOW_SEND: 0
     TEST_SKIP_SENDMAIL: 1
 
   pkginstall_script:
-    - pkg update -f
     - pkg install -y go
 
   test_script:
-    - go test -v -race -cover -shuffle=on ./...
+    - go test -race -cover -shuffle=on ./...