Set MobSF version to 3.2.9 in SAST template

changelogs/unreleased/ssarka-master-patch-39936.yml

+---
+title: Set MobSF version to 3.2.9 in SAST template
+merge_request: 53545
+author:
+type: other

lib/gitlab/ci/templates/Security/SAST.gitlab-ci.yml

@@ -139,7 +139,9 @@ gosec-sast:
 mobsf-android-sast:
   extends: .sast-analyzer
   services:
-    - name: opensecurity/mobile-security-framework-mobsf:latest
+    # this version must match with analyzer version mentioned in: https://gitlab.com/gitlab-org/security-products/analyzers/mobsf/-/blob/master/Dockerfile
+    # Unfortunately, we need to keep track of mobsf version in 2 different places for now.
+    - name: opensecurity/mobile-security-framework-mobsf:v3.2.9
       alias: mobsf
   image:
     name: "$SAST_ANALYZER_IMAGE"
@@ -160,7 +162,9 @@ mobsf-android-sast:
 mobsf-ios-sast:
   extends: .sast-analyzer
   services:
-    - name: opensecurity/mobile-security-framework-mobsf:latest
+    # this version must match with analyzer version mentioned in: https://gitlab.com/gitlab-org/security-products/analyzers/mobsf/-/blob/master/Dockerfile
+    # Unfortunately, we need to keep track of mobsf version in 2 different places for now.
+    - name: opensecurity/mobile-security-framework-mobsf:v3.2.9
       alias: mobsf
   image:
     name: "$SAST_ANALYZER_IMAGE"