Put some tests behind #[cfg(test)] (#1459)

It was missing in a few places.

helix-term/src/config.rs

@@ -20,6 +20,10 @@ pub struct LspConfig {
     pub display_messages: bool,
 }
 
+#[cfg(test)]
+mod tests {
+    use super::*;
+
     #[test]
     fn parsing_keymaps_config_file() {
         use crate::keymap;
@@ -52,3 +56,4 @@ fn parsing_keymaps_config_file() {
             }
         );
     }
+}

helix-view/src/theme.rs

@@ -296,6 +296,10 @@ impl TryFrom<Value> for ThemePalette {
     }
 }
 
+#[cfg(test)]
+mod tests {
+    use super::*;
+
     #[test]
     fn test_parse_style_string() {
         let fg = Value::String("#ffffff".to_string());
@@ -346,3 +350,4 @@ fn test_parse_style_table() {
                 .add_modifier(Modifier::BOLD)
         );
     }
+}