Update binstall metadata to include 'v' prefix in version

Author: asaaki

Cargo.toml

@@ -17,7 +17,7 @@ name = "peas"
 path = "src/main.rs"
 
 [package.metadata.binstall]
-pkg-url = "{ repo }/releases/download/{ version }/{ name }-{ target }-{ version }.{ archive-format }"
+pkg-url = "{ repo }/releases/download/v{ version }/{ name }-{ target }-v{ version }.{ archive-format }"
 bin-dir = "{ bin }{ binary-ext }"
 pkg-fmt = "tgz"