chore(project): add Private Key Converter to projects (#8)

This Pull request adds a new project to the list of projects present on
the website. See project details below...

**Project Name:** 

Private Key Converter

**About:** 

This is a tiny project that allows you to convert private key formats
through a web interface. Currently, it supports conversion from `PKCS#1`
to `PKCS#8`.

**Screenshot:**


![private-key-converter](https://github.com/babblebey/babblebey.dev/assets/25631971/d7979dcc-5ae6-49aa-9e02-ff7cb5cd1af2)

data/projects.ts

@@ -14,11 +14,19 @@ export const categories: ProjectCategoryObj[] = [
   {
     title: "tool",
     icon: "tool",
-    desc: "Tools that I've created to remove repitition from my workflow."
+    desc: "Tools that I've created to (ease steps or) remove repitition from my workflow."
   },
 ]
 
 export const projects: Project[] = [
+  {
+    title: "Private Key Converter",
+    url: "https://private-key-converter.vercel.app",
+    linkText: "Check it out",
+    image: "/private-key-converter.png",
+    desc: "A web interface where you convert private key formats.",
+    category: "tool"
+  },
   {
     title: "RobustHR",
     url: "https://robusthr.com",
@@ -43,4 +51,4 @@ export const projects: Project[] = [
     desc: "A website developed for a petroleum products trading company in Nigeria.",
     category: "itbey Co."
   },
-];
+];