Readded quotes to license metadata

Author: DHBR2

docs/guides/web-servers/nginx/build-nginx-with-pagespeed-from-source/index.md

@@ -6,7 +6,7 @@ authors: ["Linode"]
 contributors: ["Linode"]
 published: 2019-02-01
 modified: 2018-02-12
-keywords: ["nginx","pagespeed","optimization"]
+keywords: ["nginx", "pagespeed", "optimization"]
 license: "[CC BY-ND 4.0](http://creativecommons.org/licenses/by-nd/4.0)"
 aliases: ['/web-servers/nginx/install-nginx-pagespeed-module-on-ubuntu1604/','/web-servers/nginx/nginx-with-pagespeed-on-ubuntu-14-04/','/web-servers/nginx/install-nginx-pagespeed-module-on-ubuntu1804/','/web-servers/nginx/build-nginx-with-pagespeed-from-source/']
 dedicated_cpu_link: true

docs/guides/web-servers/nginx/configuring-load-balancer-sticky-session/index.md

@@ -9,7 +9,7 @@ contributors: ["Martin Heller"]
 published: 2021-02-23
 keywords: ['loadbalancer sticky session']
 tags: ['nginx','networking']
-license: [CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)
+license: "[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)"
 ---
 
 ## What is Load Balancing and Why is it Necessary?

docs/guides/web-servers/nginx/getting-started-with-nginx-part-2-advanced-configuration/index.md

@@ -8,7 +8,7 @@ contributors: ["Linode"]
 published: 2018-02-09
 modified: 2021-12-29
 keywords: ["nginx", "web server", "nginx configuration", "multiple sites", "configure caching"]
-license: [CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)
+license: "[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)"
 aliases: ['/web-servers/nginx/configure-nginx-for-optimized-performance/','/web-servers/nginx/slightly-more-advanced-configurations-for-nginx/','/websites/nginx/configure-nginx-for-optimized-performance/', '/guides/slightly-more-advanced-configurations-for-nginx/']
 tags: ["web server","nginx"]
 image: "Getting-Started-with-NGINX-Part-2-smg.jpg"

docs/guides/web-servers/nginx/how-to-install-and-use-nginx-on-ubuntu-20-04/index.md

@@ -6,9 +6,9 @@ description: "Learn the basics of installing and configuring NGINX on your Ubunt
 authors: ["Nathaniel Stickman"]
 contributors: ["Nathaniel Stickman"]
 published: 2021-07-09
-keywords: ['nginx','web server']
+keywords: ['nginx', 'web server']
 tags: ['ubuntu', 'nginx', 'web server']
-license: [CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)
+license: "[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)"
 external_resources:
 - '[NGINX Documentation](https://nginx.org/en/docs/)'
 relations:

docs/guides/web-servers/nginx/php-fpm-nginx/index.md

@@ -5,9 +5,9 @@ description: "Install and configure PHP-FPM and NGINX using current upstream bes
 authors: ['Akamai']
 contributors: ['Akamai']
 published: 2026-02-20
-keywords: ['php','php-fpm','fpm','nginx','web servers','linux']
-tags: ['web-servers','nginx','php','serve','fpm']
-license: [CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)
+keywords: ['php', 'php-fpm', 'fpm', 'nginx', 'web servers', 'linux']
+tags: ['web-servers', 'nginx', 'php', 'serve', 'fpm']
+license: "[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)"
 external_resources:
 - [PHP-FPM documentation](https://www.php.net/manual/en/install.fpm.php)
 - [NGINX](https://nginx.org/en/docs/)

docs/guides/web-servers/nginx/serve-php-php-fpm-and-nginx/index.md

@@ -8,7 +8,7 @@ published: 2018-02-19
 modified: 2021-12-29
 keywords: ["php", "php-fpm", "fastcgi"]
 tags: ["web server","ubuntu","php","nginx"]
-license: [CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)
+license: "[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)"
 aliases: ['/web-servers/nginx/serve-php-php-fpm-and-nginx/','/websites/nginx/install-and-configure-nginx-and-php-fastcgi-on-ubuntu-16-04/','/web-servers/nginx/install-and-configure-nginx-and-php-fastcgi-on-ubuntu-16-04/','/web-servers/nginx/nginx-phpfastcgi-ubuntu-14-04/','/web-servers/nginx/php-fastcgi/ubuntu-12-04-precise-pangolin/']
 image: serve-php-with-phpfpm-and-nginx-smp.jpg
 external_resources: