universe/rust: simplify shell completions

[ commit 3353d625e0b0b08424b479f8ce6ff35123578385 ]

universe/rust/APKBUILD

@@ -2,7 +2,7 @@ pkgname=rust
 pkgver=1.77.0
 _llvmver=17
 _bootver=1.76.0
-pkgrel=0
+pkgrel=1
 pkgdesc="Rust Programming Language toolchain"
 url="https://www.rust-lang.org/"
 arch="all"
@@ -417,21 +417,19 @@ rustfmt() {
 }
 
 _cargo_bashcomp() {
+	default_bashcomp
+
 	pkgdesc="Bash completions for cargo"
 	license="Apache-2.0 MIT"
-	depends=""
 	install_if="cargo=$pkgver-r$pkgrel bash-completion"
-
-	amove usr/share/bash-completion
 }
 
 _cargo_zshcomp() {
+	default_zshcomp
+
 	pkgdesc="ZSH completions for cargo"
 	license="Apache-2.0 MIT"
-	depends=""
 	install_if="cargo=$pkgver-r$pkgrel zsh"
-
-	amove usr/share/zsh/site-functions/_cargo
 }
 
 _cargo_doc() {