Fix t.Run snippet

Author: bardia-key

gosnippets/UltiSnips/go.snippets

@@ -438,7 +438,7 @@ endsnippet
 
 # test t.Run
 snippet tr "t.Run(XYZ, func(t *testing.T){ ... })"
-t.Run("${0}", func(t *testing){
+t.Run("${0}", func(t *testing.T){
 
 })
 endsnippet

gosnippets/snippets/go.snip

@@ -318,7 +318,7 @@ abbr func TestXYZ(t *testing.T) { ... }
 # test t.Run
 snippet tr
 abbr t.Run("test name", func(t *testing.T){ ... })
-  t.Run("${0}", func(t *testing){
+  t.Run("${0}", func(t *testing.T){
 
   })
 # test table snippet