Remove chapters that won't be part of 2025 Web Almanac (#4329)

* Remove sustainability chapter

* Remove Interoperability and Jamstack chapters

Author: tunetheweb

src/config/2025.json

@@ -51,14 +51,6 @@
         {
           "part": "I",
           "chapter_number": "6",
-          "title": "Interoperability",
-          "slug": "interoperability",
-          "hero_dir": "2022",
-          "todo": true
-        },
-        {
-          "part": "I",
-          "chapter_number": "7",
           "title": "Generative AI",
           "slug": "generative-ai",
           "hero_dir": "2025"
@@ -71,49 +63,49 @@
       "chapters": [
         {
           "part": "II",
-          "chapter_number": "8",
+          "chapter_number": "7",
           "title": "SEO",
           "slug": "seo"
         },
         {
           "part": "II",
-          "chapter_number": "9",
+          "chapter_number": "8",
           "title": "Accessibility",
           "slug": "accessibility"
         },
         {
           "part": "II",
-          "chapter_number": "10",
+          "chapter_number": "9",
           "title": "Performance",
           "slug": "performance",
           "todo": true
         },
         {
           "part": "II",
-          "chapter_number": "11",
+          "chapter_number": "10",
           "title": "Privacy",
           "slug": "privacy",
           "hero_dir": "2020",
           "todo": true
         },
         {
           "part": "II",
-          "chapter_number": "12",
+          "chapter_number": "11",
           "title": "Security",
           "slug": "security",
           "todo": true
         },
         {
           "part": "II",
-          "chapter_number": "13",
+          "chapter_number": "12",
           "title": "Capabilities",
           "slug": "capabilities",
           "hero_dir": "2020",
           "todo": true
         },
         {
           "part": "II",
-          "chapter_number": "14",
+          "chapter_number": "13",
           "title": "PWA",
           "slug": "pwa",
           "todo": true
@@ -126,33 +118,17 @@
       "chapters": [
         {
           "part": "III",
-          "chapter_number": "15",
+          "chapter_number": "14",
           "title": "CMS",
           "slug": "cms",
           "todo": true
         },
         {
           "part": "III",
-          "chapter_number": "16",
+          "chapter_number": "15",
           "title": "Ecommerce",
           "slug": "ecommerce",
           "todo": true
-        },
-        {
-          "part": "III",
-          "chapter_number": "17",
-          "title": "Jamstack",
-          "slug": "jamstack",
-          "hero_dir": "2020",
-          "todo": true
-        },
-        {
-          "part": "III",
-          "chapter_number": "18",
-          "title": "Sustainability",
-          "slug": "sustainability",
-          "hero_dir": "2022",
-          "todo": true
         }
       ]
     },
@@ -162,37 +138,37 @@
       "chapters": [
         {
           "part": "IV",
-          "chapter_number": "19",
+          "chapter_number": "16",
           "title": "Page Weight",
           "slug": "page-weight",
           "todo": true
         },
         {
           "part": "IV",
-          "chapter_number": "20",
+          "chapter_number": "17",
           "title": "Caching",
           "slug": "Caching",
           "hero_dir": "2024",
           "todo": true
         },
         {
           "part": "IV",
-          "chapter_number": "21",
+          "chapter_number": "18",
           "title": "CDN",
           "slug": "cdn",
           "todo": true
         },
         {
           "part": "IV",
-          "chapter_number": "22",
+          "chapter_number": "19",
           "title": "Cookies",
           "slug": "cookies",
           "hero_dir": "2024",
           "todo": true
         },
         {
           "part": "IV",
-          "chapter_number": "23",
+          "chapter_number": "20",
           "title": "DNS",
           "slug": "dns",
           "hero_dir": "2025",