Update govulncheck Go version and mark the command as type 'test'. (#2208)

Author: matthewdale

.evergreen/config.yml

@@ -642,6 +642,7 @@ tasks:
     tags: ["static-analysis"]
     commands:
       - command: subprocess.exec
+        type: test
         params:
           binary: bash
           args: [*task-runner, govulncheck]

etc/govulncheck.sh

@@ -7,7 +7,7 @@ set -ex
 # Note: this needs to be updated if the listed Go version has vulnerabilities
 # discovered because they will show up in the scan results along with Go Driver
 # and dependency vulnerabilities.
-GO_VERSION=1.24.5
+GO_VERSION=1.25.1
 
 go install golang.org/dl/go$GO_VERSION@latest
 go${GO_VERSION} download