fix golang image tags

Signed-off-by: Taylor Silva <[email protected]>

Author: taylorsilva

pipelines/golang-lib.yml

@@ -5,21 +5,21 @@ resources:
   icon: docker
   source:
     repository: golang
-    tag: 1.20-stretch
+    tag: 1.20-alpine
 
 - name: golang-1.21.x-image
   type: registry-image
   icon: docker
   source:
     repository: golang
-    tag: 1.21-stretch
+    tag: 1.21-alpine
 
 - name: golang-1.22.x-image
   type: registry-image
   icon: docker
   source:
     repository: golang
-    tag: 1.22-stretch
+    tag: 1.22-alpine
 
 task-config: &task-config
   platform: linux