Enable testifylint rules (#34075)

enable testifylint rules disabled in:
https://github.com/go-gitea/gitea/pull/34054

modules/cache/cache_test.go

@@ -60,19 +60,19 @@ func TestGetString(t *testing.T) {
 		return "", fmt.Errorf("some error")
 	})
 	assert.Error(t, err)
-	assert.Equal(t, "", data)
+	assert.Empty(t, data)
 
 	data, err = GetString("key", func() (string, error) {
 		return "", nil
 	})
 	assert.NoError(t, err)
-	assert.Equal(t, "", data)
+	assert.Empty(t, data)
 
 	data, err = GetString("key", func() (string, error) {
 		return "some data", nil
 	})
 	assert.NoError(t, err)
-	assert.Equal(t, "", data)
+	assert.Empty(t, data)
 	Remove("key")
 
 	data, err = GetString("key", func() (string, error) {

modules/cache/context_test.go

@@ -22,7 +22,7 @@ func TestWithCacheContext(t *testing.T) {
 	SetContextData(ctx, field, "my_config1", 1)
 	v = GetContextData(ctx, field, "my_config1")
 	assert.NotNil(t, v)
-	assert.EqualValues(t, 1, v.(int))
+	assert.Equal(t, 1, v.(int))
 
 	RemoveContextData(ctx, field, "my_config1")
 	RemoveContextData(ctx, field, "my_config2") // remove a non-exist key
@@ -34,7 +34,7 @@ func TestWithCacheContext(t *testing.T) {
 		return 1, nil
 	})
 	assert.NoError(t, err)
-	assert.EqualValues(t, 1, vInt)
+	assert.Equal(t, 1, vInt)
 
 	v = GetContextData(ctx, field, "my_config1")
 	assert.EqualValues(t, 1, v)