[dist] update icons + script to update icons (#198)

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/198
Reviewed-by: crueter <crueter@eden-emu.dev>
Co-authored-by: lizzie <lizzie@eden-emu.dev>
Co-committed-by: lizzie <lizzie@eden-emu.dev>

dist/org.eden_emu.eden.xml

@@ -1,5 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
+<!--
+SPDX-FileCopyrightText: 2025 Eden Emulator Project
+SPDX-License-Identifier: GPL-3.0-or-later
+-->
+
 <!--
 SPDX-FileCopyrightText: 2018 yuzu Emulator Project
 SPDX-License-Identifier: GPL-2.0-or-later
@@ -9,7 +14,7 @@ SPDX-License-Identifier: GPL-2.0-or-later
     <mime-type type="application/x-nx-nro">
         <comment>Nintendo Switch homebrew executable</comment>
         <acronym>NRO</acronym>
-        <icon name="org.yuzu_emu.yuzu"/>
+        <icon name="org.eden_emu.eden"/>
         <glob pattern="*.nro"/>
         <magic><match value="NRO" type="string" offset="16"/></magic>
     </mime-type>
@@ -17,7 +22,7 @@ SPDX-License-Identifier: GPL-2.0-or-later
     <mime-type type="application/x-nx-nso">
         <comment>Nintendo Switch homebrew executable</comment>
         <acronym>NSO</acronym>
-        <icon name="org.yuzu_emu.yuzu"/>
+        <icon name="org.eden_emu.eden"/>
         <glob pattern="*.nso"/>
         <magic><match value="NSO" type="string" offset="0"/></magic>
     </mime-type>
@@ -25,7 +30,7 @@ SPDX-License-Identifier: GPL-2.0-or-later
     <mime-type type="application/x-nx-nsp">
         <comment>Nintendo Switch Package</comment>
         <acronym>NSP</acronym>
-        <icon name="org.yuzu_emu.yuzu"/>
+        <icon name="org.eden_emu.eden"/>
         <glob pattern="*.nsp"/>
         <magic><match value="PFS" type="string" offset="0"/></magic>
     </mime-type>
@@ -33,7 +38,7 @@ SPDX-License-Identifier: GPL-2.0-or-later
     <mime-type type="application/x-nx-xci">
         <comment>Nintendo Switch Card Image</comment>
         <acronym>XCI</acronym>
-        <icon name="org.yuzu_emu.yuzu"/>
+        <icon name="org.eden_emu.eden"/>
         <glob pattern="*.xci"/>
     </mime-type>
 </mime-info>