Update fuzzing projects to .net6

fuzz/Emby.Server.Implementations.Fuzz/Emby.Server.Implementations.Fuzz.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>

fuzz/Emby.Server.Implementations.Fuzz/fuzz.sh

@@ -8,4 +8,4 @@ cp bin/Emby.Server.Implementations.dll .
 
 dotnet build
 mkdir -p Findings
-AFL_SKIP_BIN_CHECK=1 afl-fuzz -i "Testcases/$1" -o "Findings/$1" -t 5000 -m 10240 dotnet bin/Debug/net5.0/Emby.Server.Implementations.Fuzz.dll "$1"
+AFL_SKIP_BIN_CHECK=1 afl-fuzz -i "Testcases/$1" -o "Findings/$1" -t 5000 -m 10240 dotnet bin/Debug/net6.0/Emby.Server.Implementations.Fuzz.dll "$1"

fuzz/Jellyfin.Server.Fuzz/Jellyfin.Server.Fuzz.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>

fuzz/Jellyfin.Server.Fuzz/fuzz.sh

@@ -8,4 +8,4 @@ cp bin/jellyfin.dll .
 
 dotnet build
 mkdir -p Findings
-AFL_SKIP_BIN_CHECK=1 afl-fuzz -i "Testcases/$1" -o "Findings/$1" -t 5000 -m 10240 dotnet bin/Debug/net5.0/Jellyfin.Server.Fuzz.dll "$1"
+AFL_SKIP_BIN_CHECK=1 afl-fuzz -i "Testcases/$1" -o "Findings/$1" -t 5000 -m 10240 dotnet bin/Debug/net6.0/Jellyfin.Server.Fuzz.dll "$1"