absolute paths fixes

Author: gablilli

public/embeds/acquedotto.html

@@ -16,7 +16,7 @@
     <meta name="twitter:site" content="@gpxstudio">
     <meta name="twitter:creator" content="@gpxstudio">
     <link rel="alternate" hreflang="x-default" href="https://gpx.studio/embed">
-    <link rel="manifest" href="/en.manifest.webmanifest">   <link rel="alternate" hreflang="ca" href="https://gpx.studio/ca/embed">
+    <link rel="manifest" href="https://gpx.studio/en.manifest.webmanifest">   <link rel="alternate" hreflang="ca" href="https://gpx.studio/ca/embed">
    <link rel="alternate" hreflang="cs" href="https://gpx.studio/cs/embed">
    <link rel="alternate" hreflang="en" href="https://gpx.studio/embed">
    <link rel="alternate" hreflang="es" href="https://gpx.studio/es/embed">
@@ -226,7 +226,7 @@
     <meta name="twitter:site" content="@gpxstudio">
     <meta name="twitter:creator" content="@gpxstudio">
     <link rel="alternate" hreflang="x-default" href="https://gpx.studio/embed">
-    <link rel="manifest" href="/en.manifest.webmanifest">   <link rel="alternate" hreflang="ca" href="https://gpx.studio/ca/embed">
+    <link rel="manifest" href="https://gpx.studio/en.manifest.webmanifest">   <link rel="alternate" hreflang="ca" href="https://gpx.studio/ca/embed">
    <link rel="alternate" hreflang="cs" href="https://gpx.studio/cs/embed">
    <link rel="alternate" hreflang="en" href="https://gpx.studio/embed">
    <link rel="alternate" hreflang="es" href="https://gpx.studio/es/embed">
@@ -435,7 +435,7 @@
     <meta name="twitter:site" content="@gpxstudio">
     <meta name="twitter:creator" content="@gpxstudio">
     <link rel="alternate" hreflang="x-default" href="https://gpx.studio/embed">
-    <link rel="manifest" href="/en.manifest.webmanifest">   <link rel="alternate" hreflang="ca" href="https://gpx.studio/ca/embed">
+    <link rel="manifest" href="https://gpx.studio/en.manifest.webmanifest">   <link rel="alternate" hreflang="ca" href="https://gpx.studio/ca/embed">
    <link rel="alternate" hreflang="cs" href="https://gpx.studio/cs/embed">
    <link rel="alternate" hreflang="en" href="https://gpx.studio/embed">
    <link rel="alternate" hreflang="es" href="https://gpx.studio/es/embed">