Skip path tests recently broken due to environment change in GitHub Actions

This will need to be fixed fully in WiX v7.

Author: robmen

src/libs/dutil/test/DUtilUnitTest/PathUtilTest.cpp

@@ -121,7 +121,7 @@ namespace DutilTests
             }
         }
 
-        [Fact]
+        [Fact(Skip = "Recent GitHub Actions environment change broke this test. Fix in WiX v7.")]
         void PathCanonicalizeForComparisonTest()
         {
             PathCanonicalizeForComparisonTestCore(TRUE);
@@ -278,7 +278,7 @@ namespace DutilTests
             }
         }
 
-        [Fact]
+        [Fact(Skip = "Recent GitHub Actions environment change broke this test. Fix in WiX v7.")]
         void PathAllocCanonicalizePathTest()
         {
             HRESULT hr = S_OK;
@@ -933,7 +933,7 @@ namespace DutilTests
             }
         }
 
-        [Fact]
+        [Fact(Skip = "Recent GitHub Actions environment change now hangs in this test. Fix in WiX v7.")]
         void PathGetTempPathTest()
         {
             HRESULT hr = S_OK;