fix: typo on curl install comment

fix from url to curl

Author: sheldonhull

docs/installation.md

@@ -74,10 +74,10 @@ easily generating this script.
 
 ```bash
 # For Default Installion to ./bin with debug logging
-url -sL https://taskfile.dev/install.sh | sh -s -- -d 
+curl -sL https://taskfile.dev/install.sh | sh -s -- -d 
 
 # For Installation To /usr/local/bin with debug logging
-url -sL https://taskfile.dev/install.sh | sudo sh -s --  -b /usr/local/bin -d 
+curl -sL https://taskfile.dev/install.sh | sudo sh -s -- -d -b /usr/local/bin
 ```
 
 > This method will download the binary on the local `./bin` directory by default.