fix: add redirects to gatsby-node (carbon-design-system#3950)

* fix: add redirects to gatsby-node

* Delete conf.d/rewrite.conf

Author: alisonjoseph

conf.d/rewrite.conf

@@ -81,4 +81,85 @@ exports.createPages = ({ actions }) => {
     toPath: '/all-about-carbon/releases',
     isPermanent: true,
   });
+  createRedirect({
+    fromPath: ' /contributing/overview',
+    toPath: '/contributing/get-started',
+    isPermanent: true,
+  });
+  createRedirect({
+    fromPath: ' /components/overview',
+    toPath: '/components/overview/components/',
+    isPermanent: true,
+  });
+
+  // Case studies
+  createRedirect({
+    fromPath: ' /case-studies/overview',
+    toPath: '/all-about-carbon/who-uses-carbon/',
+    isPermanent: true,
+  });
+  createRedirect({
+    fromPath: ' /case-studies/consistency-in-the-cloud',
+    toPath: '/all-about-carbon/who-uses-carbon/',
+    isPermanent: true,
+  });
+  createRedirect({
+    fromPath: ' /case-studies/ibm-commerce-platform',
+    toPath: '/all-about-carbon/who-uses-carbon/',
+    isPermanent: true,
+  });
+
+  // Data-visualization
+  createRedirect({
+    fromPath: '/data-visualization/basic-charts',
+    toPath: '/data-visualization/simple-charts',
+    isPermanent: true,
+  });
+  createRedirect({
+    fromPath: '/data-visualization/advanced-charts',
+    toPath: '/data-visualization/complex-charts',
+    isPermanent: true,
+  });
+
+  // Elements L0 - 2022/02
+  createRedirect({
+    fromPath: '/guidelines/2x-grid/overview',
+    toPath: '/elements/2x-grid/overview',
+    isPermanent: true,
+  });
+  createRedirect({
+    fromPath: '/guidelines/color/overview',
+    toPath: '/elements/color/overview',
+    isPermanent: true,
+  });
+  createRedirect({
+    fromPath: '/guidelines/icons/library',
+    toPath: '/elements/icons/library',
+    isPermanent: true,
+  });
+  createRedirect({
+    fromPath: '/guidelines/pictograms/library',
+    toPath: '/elements/pictograms/library',
+    isPermanent: true,
+  });
+  createRedirect({
+    fromPath: '/guidelines/motion/overview',
+    toPath: '/elements/motion/overview',
+    isPermanent: true,
+  });
+  createRedirect({
+    fromPath: '/guidelines/spacing/overview',
+    toPath: '/elements/spacing/overview',
+    isPermanent: true,
+  });
+  createRedirect({
+    fromPath: '/guidelines/themes/overview',
+    toPath: '/elements/themes/overview',
+    isPermanent: true,
+  });
+  createRedirect({
+    fromPath: '/guidelines/typography/overview',
+    toPath: '/elements/typography/overview',
+    isPermanent: true,
+  });
 };