Update versions database for libwebp, zlib-ng, and ICU

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: iangrunert

versions/baseline.json

@@ -10,6 +10,10 @@
     },
     "icu": {
       "baseline": "77.1.0",
+      "port-version": 3
+    },
+    "libwebp": {
+      "baseline": "1.6.0",
       "port-version": 2
     },
     "openssl": {
@@ -23,6 +27,10 @@
     "zlib": {
       "baseline": "zlib-ng",
       "port-version": 0
+    },
+    "zlib-ng": {
+      "baseline": "2.3.3",
+      "port-version": 0
     }
   }
 }

versions/i-/icu.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "35de6e422680cb8f07eef2c73ab06ee0803e8ccb",
+      "version": "77.1.0",
+      "port-version": 3
+    },
     {
       "git-tree": "7bafd08eb7d79f91435e30201e0a50b12bf0f996",
       "version": "77.1.0",

versions/l-/libwebp.json

@@ -0,0 +1,9 @@
+{
+  "versions": [
+    {
+      "git-tree": "f516bd8b13ddb8585223e36823e22a2ead97ded5",
+      "version": "1.6.0",
+      "port-version": 2
+    }
+  ]
+}

versions/z-/zlib-ng.json

@@ -0,0 +1,9 @@
+{
+  "versions": [
+    {
+      "git-tree": "c2228a8220600eb7db7e252a7984644546681785",
+      "version": "2.3.3",
+      "port-version": 0
+    }
+  ]
+}