main/mariadb-connector-c: upgrade to 3.1.6

main/mariadb-connector-c/APKBUILD

 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=mariadb-connector-c
-pkgver=3.1.5
+pkgver=3.1.6
 pkgrel=0
 pkgdesc="The MariaDB Native Client library (C driver)"
 url="https://mariadb.org/"
@@ -17,7 +17,6 @@ source="https://downloads.mariadb.org/interstitial/connector-c-$pkgver/mariadb-c
 builddir="$srcdir/mariadb-connector-c-$pkgver-src"
 
 build() {
-	cd "$builddir"
 	if [ "$CBUILD" != "$CHOST" ]; then
 		CMAKE_CROSSOPTS="-DCMAKE_SYSTEM_NAME=Linux -DCMAKE_HOST_SYSTEM_NAME=Linux"
 	fi
@@ -40,7 +39,6 @@ build() {
 }
 
 package() {
-	cd "$builddir"
 	make DESTDIR="$pkgdir" install
 
 	# purge static libs
@@ -57,6 +55,6 @@ dev() {
 	mv "$pkgdir"/usr/bin "$subpkgdir"/usr/
 }
 
-sha512sums="06da9d400bdaf1db640cd20ef0e028986e7dbe1108c24b73c67d6df40eecc36bcfa35fc0697567a95f5016242da5829a48b47a07c08faf8eadd4ba44b50acc1d  mariadb-connector-c-3.1.5-src.tar.gz
+sha512sums="44309e706cb49451a0d1a91f907ab7cfa1fb1bf95d26cf3bbce1caa367c2fa8ad377a691361e297dd2fcbc444c10115f18aec66dd6d69c458f282ace3025a3e8  mariadb-connector-c-3.1.6-src.tar.gz
 a3a1ec5fa984cd4a3545436c8a6f3cd5495bc2c0644ed11dd8957df399f72c9b4545f65b255909d31732b73513fe40bac98f2bffd3180ecfff22efd5ce1d38f0  cmake.patch
 757a2d3531ee271cf5473671bf4d0ac07dc8eb94ab4b6ede848ba7a55415a77f90e7275103be91c73e343e94cdbf2cd652eb6cef6ed48917991733d60d3b8777  fix-ucontext-header.patch"