chore: minor changes to zigup install path

.zshenv

@@ -8,8 +8,7 @@ export EDITOR="$HOME/.cargo/bin/hx"
 # Add ~/.local/bin to PATH
 export PATH="$HOME/.local/bin:$PATH"
 
-# zigup
-export PATH="/opt/zigup/bin:$PATH"
+# Note: zizgup binary should be moved to ~/.local/bin
 
 # Rust
 export PATH="$HOME/.cargo/bin:$PATH"
@@ -22,5 +21,4 @@ export PATH="$HOME/.yarn/bin:$PATH"
 # Zigmod
 export PATH="$HOME/.zigmod/bin:$PATH"
 
-# DevKitPro
-export PATH="/opt/devkitpro/tools/bin:$PATH"
+# Note: devkitPro handled by environment.d