Chore: fix some typos

src/coreclr/gc/gc.cpp

@@ -48951,7 +48951,7 @@ HRESULT GCHeap::Initialize()
 
     // Adjust GCRegionSize based on how large each heap would be, for smaller heaps we would
     // like to keep Region sizes small. We choose between 4, 2 and 1mb based on the calculations
-    // below (unless its configured explictly) such that there are at least 2 regions available
+    // below (unless its configured explicitly) such that there are at least 2 regions available
     // except for the smallest case. Now the lowest limit possible is 4mb.
     if (gc_region_size == 0)
     {

src/libraries/System.ComponentModel.TypeConverter/tests/RegisteredTypesTests.cs

@@ -199,7 +199,7 @@ public static void GetMembersFromRegisteredType_BaseClassUnregistered_SwitchOn()
                 Assert.Equal(2, properties[1].GetChildProperties().Count);
                 Assert.Equal("Bool", properties[1].GetChildProperties()[0].Name);
 
-                // Even though C1.Class.Base is not explictely registered, we should still be able to get the properties of Base.
+                // Even though C1.Class.Base is not explicitly registered, we should still be able to get the properties of Base.
                 Assert.Equal("String", properties[1].GetChildProperties()[1].Name);
             }, options).Dispose();
         }
@@ -220,7 +220,7 @@ public static void GetPropertiesFromRegisteredTypeInstance()
                 Assert.Equal(2, properties[1].GetChildProperties().Count);
                 Assert.Equal("Bool", properties[1].GetChildProperties()[0].Name);
 
-                // Even though C1.Class.Base is not explictely registered, we should still be able to get the properties of Base.
+                // Even though C1.Class.Base is not explicitly registered, we should still be able to get the properties of Base.
                 Assert.Equal("String", properties[1].GetChildProperties()[1].Name);
             }).Dispose();
         }

src/libraries/System.Net.Http/src/System/Net/Http/DiagnosticsHelper.cs

@@ -105,7 +105,7 @@ public static bool TryGetErrorType(HttpResponseMessage? response, Exception? exc
         private static object[]? s_boxedStatusCodes;
         private static string[]? s_statusCodeStrings;
 
-#pragma warning disable CA1859 // we explictly box here
+#pragma warning disable CA1859 // we explicitly box here
         // Returns a pooled object if 'value' is between 0-512,
         // saving allocations for standard HTTP status codes and small port tag values.
         public static object GetBoxedInt32(int value)

src/tests/Loader/classloader/SequentialLayout/ManagedSequential/LargeStructSize_CoreCLR.cs

@@ -40,7 +40,7 @@ struct Y
     }
 
     [StructLayout(LayoutKind.Explicit)]
-    struct Y_explict
+    struct Y_explicit
     {
         [FieldOffset(0)]
         BigArray b;
@@ -64,7 +64,7 @@ public static void TestLargeStructSize()
             // Explicit struct of big size triggers out of memory error instead of type load exception
             Assert.Throws<TypeLoadException>(() => sizeof(X_explicit));
             Assert.Throws<TypeLoadException>(() => sizeof(X_non_blittable));
-            Assert.Throws<TypeLoadException>(() => sizeof(Y_explict));
+            Assert.Throws<TypeLoadException>(() => sizeof(Y_explicit));
         }
     }
 }