### ImageMagick version

6

### Operating system

MacOS

### Operating system, version and so on

10.13.6

### Description

after brew install facing this issue 

==> Fetching nasm
Error: imagemagick@6: Failed to download resource "nasm"
Failure while executing; `/usr/bin/env /usr/local/Homebrew/Library/Homebrew/shims/shared/curl --cookie /dev/null --globoff --show-error --user-agent Homebrew/4.0.29\ \(Macintosh\;\ Intel\ Mac\ OS\ X\ 10.13.6\)\ curl/7.54.0 --header Accept-Language:\ en --retry 3 --fail --location --silent --head https://www.nasm.us/pub/nasm/releasebuilds/2.16.01/nasm-2.16.01.tar.xz` exited with 7. Here's the output:
curl: (7) Failed to connect to www.nasm.us port 443: Network is unreachable



### Steps to Reproduce

brew install imagemagick@6


curl: (7) Failed to connect to www.nasm.us port 443: Network is unreachable
This is a GitHub Issue
repo:ImageMagick
owner:ImageMagick
Title : curl: (7) Failed to connect to www.nasm.us port 443: Network is unreachable
Issue date:

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### ImageMagick version

6

### Operating system

MacOS

### Operating system, version and so on

10.13.6

### Description

after brew install facing this issue 

==> Fetching nasm
Error: imagemagick@6: Failed to download resource "nasm"
Failure while executing; `/usr/bin/env /usr/local/Homebrew/Library/Homebrew/shims/shared/curl --cookie /dev/null --globoff --show-error --user-agent Homebrew/4.0.29\ \(Macintosh\;\ Intel\ Mac\ OS\ X\ 10.13.6\)\ curl/7.54.0 --header Accept-Language:\ en --retry 3 --fail --location --silent --head https://www.nasm.us/pub/nasm/releasebuilds/2.16.01/nasm-2.16.01.tar.xz` exited with 7. Here's the output:
curl: (7) Failed to connect to www.nasm.us port 443: Network is unreachable



### Steps to Reproduce

brew install imagemagick@6


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