docs: add badges

Author: ViRb3

README.md

@@ -4,6 +4,11 @@
     <p align="center">
         A familiar Minecraft Launcher with native support for macOS arm64 (M1)
     </p>
+    <p align="center">
+        <img alt="GitHub issues" src="https://img.shields.io/github/issues/MinecraftMachina/ManyMC">
+        <img alt="GitHub all releases" src="https://img.shields.io/github/downloads/MinecraftMachina/ManyMC/total">
+        <img alt="GitHub release (latest SemVer)" src="https://img.shields.io/github/v/release/MinecraftMachina/ManyMC">
+    </p>
 </p>
 
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