Update all Golang assets to use the latest available version

Avoid forgeetting to update this in future when bumping the Golang
version in the go.mod files for each asset.

Author: davewalter

assets/golang/manifest.yml

@@ -2,4 +2,4 @@
 applications:
   - env:
       GOPACKAGENAME: go-online
-      GOVERSION: go1.24
+      GOVERSION: latest

assets/logging-route-service/manifest.yml

@@ -3,5 +3,5 @@ applications:
   - buildpacks:
       - go_buildpack
     env:
-      GOVERSION: go1.24
+      GOVERSION: latest
       GOPACKAGENAME: github.com/cloudfoundry-samples/logging-route-service

assets/multi-port-app/manifest.yml

@@ -1,4 +1,4 @@
 ---
 applications:
   - env:
-      GOVERSION: go1.24
+      GOVERSION: latest

assets/pora/manifest.yml

@@ -5,4 +5,4 @@ applications:
       - go_buildpack
     env:
       GOPACKAGENAME: pora
-      GOVERSION: go1.24
+      GOVERSION: latest

assets/proxy/internal-route-manifest.yml

@@ -6,6 +6,6 @@ applications:
     buildpack: go_buildpack
     env:
       GOPACKAGENAME: example-apps/proxy
-      GOVERSION: go1.24
+      GOVERSION: latest
     routes:
       - route: app-smoke.apps.internal

assets/proxy/manifest.yml

@@ -7,4 +7,4 @@ applications:
       - go_buildpack
     env:
       GOPACKAGENAME: example-apps/proxy
-      GOVERSION: go1.24
+      GOVERSION: latest

assets/syslog-drain-listener/manifest.yml

@@ -3,4 +3,4 @@ applications:
   - name: syslog-drain-listener
     env:
       GOPACKAGENAME: main
-      GOVERSION: go1.24
+      GOVERSION: latest

assets/tcp-listener/manifest.yml

@@ -2,4 +2,4 @@
 applications:
   - env:
       GOPACKAGENAME: tcp-listener
-      GOVERSION: go1.24
+      GOVERSION: latest