testing/mozjs38: rename

we should not have -[0-9] in pkgname

testing/mozjs-38/APKBUILD → testing/mozjs38/APKBUILD

 # Maintainer: William Pitcock <nenolod@dereferenced.org>
-pkgname=mozjs-38
+pkgname=mozjs38
 pkgver=38.8.0
-pkgrel=5
+pkgrel=0
 pkgdesc="standalone mozilla javascript engine"
 url="https://developer.mozilla.org/en-US/docs/Mozilla/Projects/SpiderMonkey/Releases/38"
 arch="all !armhf !armv7"
@@ -9,6 +9,7 @@ license="LGPL"
 depends=""
 depends_dev="icu-dev nspr-dev libffi-dev readline-dev"
 makedepends="$depends_dev python2 perl sed"
+replaces="mozjs-38"
 install=""
 subpackages="$pkgname-dev $pkgname-dbg"
 source="https://ftp.mozilla.org/pub/firefox/releases/${pkgver}esr/source/firefox-${pkgver}esr.source.tar.bz2
@@ -21,6 +22,7 @@ builddir="$srcdir/mozilla-esr38"
 _builddir="$builddir/js/src"
 options="!check"
 
+
 build() {
 	cd "$_builddir"
 	SHELL=/bin/ash PYTHON=/usr/bin/python ./configure --prefix=/usr \