Adjust formatting

src/context.rs

@@ -58,7 +58,7 @@ impl fmt::Display for Context {
         let opts = ReportOpts::default();
         for detail in &self.extra {
             f.write_str("\n")?;
-            report_write!(f, &opts.indent().indent().next(), "  - {detail}")?;
+            report_write!(f, &opts.indent().next(), "- {detail}")?;
         }
         Ok(())
     }

src/how.rs

@@ -140,11 +140,12 @@ impl std::error::Error for How {}
 
 impl std::fmt::Display for How {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let opts = ReportOpts::default();
         for (i, ctx) in self.0.context.iter().enumerate() {
             if i != 0 {
                 f.write_str("\n")?;
             }
-            std::fmt::Display::fmt(ctx, f)?;
+            report_write!(f, &opts.indent(), "- {ctx}")?;
         }
         Ok(())
     }