[Ryujinx.Tests] Address dotnet-format issues (#5389)

* dotnet format style --severity info

Some changes were manually reverted.

* dotnet format analyzers --serverity info

Some changes have been minimally adapted.

* Restore a few unused methods and variables

* Fix new dotnet-format issues after rebase

* Address review comments

* Address most dotnet format whitespace warnings

* Apply dotnet format whitespace formatting

A few of them have been manually reverted and the corresponding warning was silenced

* Format if-blocks correctly

* Run dotnet format after rebase and remove unused usings

- analyzers
- style
- whitespace

* Add comments to disabled warnings

* Simplify properties and array initialization, Use const when possible, Remove trailing commas

* cpu tests: Disable CA2211 for CodeBaseAddress and DataBaseAddress

* Revert "Simplify properties and array initialization, Use const when possible, Remove trailing commas"

This reverts commit 9462e4136c0a2100dc28b20cf9542e06790aa67e.

* dotnet format whitespace after rebase

* Apply suggestions from code review

Co-authored-by: Ac_K <Acoustik666@gmail.com>

* First dotnet format pass

* Fix naming rule violations

* Remove naming rule violation exceptions

* Fix comment style

* Use targeted new

* Remove redundant code

* Remove comment alignment

* Remove naming rule exceptions

* Add trailing commas

* Use nameof expression

* Reformat to add remaining trailing commas

---------

Co-authored-by: Ac_K <Acoustik666@gmail.com>

src/Ryujinx.Tests/Cpu/CpuTestAluImm32.cs

@@ -9,8 +9,8 @@ namespace Ryujinx.Tests.Cpu
     {
 #if AluRs32
 
-#region "ValueSource (Opcodes)"
-        private static uint[] _opcodes()
+        #region "ValueSource (Opcodes)"
+        private static uint[] Opcodes()
         {
             return new[]
             {
@@ -30,12 +30,12 @@ namespace Ryujinx.Tests.Cpu
                 0xe2500000u, // SUBS R0, R0, #0
             };
         }
-#endregion
+        #endregion
 
         private const int RndCnt = 2;
 
         [Test, Pairwise]
-        public void TestCpuTestAluImm32([ValueSource(nameof(_opcodes))] uint opcode,
+        public void TestCpuTestAluImm32([ValueSource(nameof(Opcodes))] uint opcode,
                                         [Values(0u, 13u)] uint rd,
                                         [Values(1u, 13u)] uint rn,
                                         [Random(RndCnt)] uint imm,
@@ -52,4 +52,4 @@ namespace Ryujinx.Tests.Cpu
         }
 #endif
     }
-}
+}