Enable tenv and testifylint rules (#32852)

Enables tenv and testifylint linters
closes: https://github.com/go-gitea/gitea/issues/32842

modules/packages/conan/conanfile_parser_test.go

@@ -40,7 +40,7 @@ class ConanPackageConan(ConanFile):
 
 func TestParseConanfile(t *testing.T) {
 	metadata, err := ParseConanfile(strings.NewReader(contentConanfile))
-	assert.Nil(t, err)
+	assert.NoError(t, err)
 	assert.Equal(t, license, metadata.License)
 	assert.Equal(t, author, metadata.Author)
 	assert.Equal(t, homepage, metadata.ProjectURL)

modules/packages/conan/conaninfo_parser_test.go

@@ -50,7 +50,7 @@ const (
 func TestParseConaninfo(t *testing.T) {
 	info, err := ParseConaninfo(strings.NewReader(contentConaninfo))
 	assert.NotNil(t, info)
-	assert.Nil(t, err)
+	assert.NoError(t, err)
 	assert.Equal(
 		t,
 		map[string]string{