Fix build and lint problems

Author: filips123

.github/workflows/native.yaml

@@ -177,7 +177,7 @@ jobs:
           echo $TEMP/PortableAppsLauncher >> $GITHUB_PATH
 
           mkdir $TEMP/PortableAppsInstaller && cd $TEMP/PortableAppsInstaller
-          curl "https://download2.portableapps.com/portableapps/PortableApps.comInstaller/PortableApps.comInstaller_3.8.1.paf.exe" -o PortableAppsInstaller.paf.exe
+          curl "https://download2.portableapps.com/portableapps/PortableApps.comInstaller/PortableApps.comInstaller_3.8.3.paf.exe" -o PortableAppsInstaller.paf.exe
           7z x -y PortableAppsInstaller.paf.exe
           echo $TEMP/PortableAppsInstaller >> $GITHUB_PATH
 

docs/overrides/main.html

@@ -2,7 +2,7 @@
 
 {% block extrahead %}
   {# Include web app manifest #}
-  <link rel="manifest" href="{{ config.site_url }}/assets/site.webmanifest" />
+  <link rel="manifest" href="{{ config.site_url }}assets/site.webmanifest" />
 
   {# Include releases and commits feeds #}
   <link rel="alternate" href="https://github.com/filips123/PWAsForFirefox/releases.atom" type="application/atom+xml" title="PWAsForFirefox Releases" />