Fix installing http on ZTS versions (#936)

Author: mlocati

install-php-extensions

@@ -952,7 +952,7 @@ buildRequiredPackageLists() {
 					buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile ^libidn1[0-9+]-dev$"
 				else
 					buildRequiredPackageLists_persistent="$buildRequiredPackageLists_persistent ^libicu[0-9]+$ ^libidn2-[0-9+]$"
-					buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile libicu-dev ^libidn2-[0-9+]-dev$"
+					buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile libicu-dev ^libidn2-[0-9+]-dev$ ^libgcrypt[0-9]+-dev$"
 				fi
 				;;
 			imagick@alpine)