Fix progressBarOrientation config not honoring "horizontal" (#1)

The config only checked for === 'vertical', so setting "horizontal"
(which the example config documents as the default) had no effect —
orientation always stayed 'vertical'.

Author: alimpfard

lib/statusline.js

@@ -224,7 +224,9 @@ function getBarConfig() {
     if (config.colorMode === 'truecolor' || config.colorMode === '256') colorMode = config.colorMode;
     if (Array.isArray(config.colors)) userColors = config.colors;
     if (config.partialBlocks === true || config.partialBlocks === false) partialBlocks = config.partialBlocks;
-    if (config.progressBarOrientation === 'vertical') orientation = 'vertical';
+    if (config.progressBarOrientation === 'horizontal' || config.progressBarOrientation === 'vertical') {
+      orientation = config.progressBarOrientation;
+    }
   } catch {}
 
   const truecolor = colorMode === 'truecolor' || (colorMode === 'auto' && isTruecolorSupported());