Remove Sequential.UnitTests internals access, extend test timeout

Removed InternalsVisibleTo for KZDev.PerfUtils.Memory.Sequential.UnitTests, revoking its access to internal members. Increased test session timeout from 20 to 30 minutes in runsettings to allow longer test runs.

Author: kzdev-net

Source/Src/Directory.Build.props

@@ -46,7 +46,6 @@
             <InternalsVisibleTo Remove="KZDev.PerfUtils.Memory.Fixed.UnitTests" />
             <InternalsVisibleTo Remove="KZDev.PerfUtils.Memory.Native.UnitTests" />
             <InternalsVisibleTo Remove="KZDev.PerfUtils.Memory.Heap.UnitTests" />
-            <InternalsVisibleTo Remove="KZDev.PerfUtils.Memory.Sequential.UnitTests" />
             <InternalsVisibleTo Remove="KZDev.PerfUtils.Memory.Heap.Sequential.UnitTests" />
             <InternalsVisibleTo Remove="KZDev.PerfUtils.Memory.Native.Sequential.UnitTests" />
             <InternalsVisibleTo Remove="KZDev.PerfUtils.Strings.UnitTests" />

Source/Tst/KZDev.PerfUtils.tests.runsettings

@@ -6,6 +6,6 @@
   -->
   <RunConfiguration>
     <MaxCpuCount>8</MaxCpuCount>
-    <TestSessionTimeout>1200000</TestSessionTimeout>
+    <TestSessionTimeout>1800000</TestSessionTimeout>
   </RunConfiguration>
 </RunSettings>