Style bikeshed - remove extraneous whitespace

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1842753002

Review URL: https://codereview.chromium.org/1842753002
diff --git a/tests/Writer32Test.cpp b/tests/Writer32Test.cpp
index 67896f0..5c24259 100644
--- a/tests/Writer32Test.cpp
+++ b/tests/Writer32Test.cpp
@@ -288,14 +288,14 @@
         SkWriter32::WriteDataSize(data0),
         SkWriter32::WriteDataSize(data1),
     };
-    
+
     SkSWriter32<1000> writer;
     size_t sizeWritten = 0;
 
     writer.writeData(nullptr);
     sizeWritten += sizes[0];
     REPORTER_ASSERT(reporter, sizeWritten == writer.bytesWritten());
-    
+
     writer.writeData(data0);
     sizeWritten += sizes[1];
     REPORTER_ASSERT(reporter, sizeWritten == writer.bytesWritten());
@@ -315,7 +315,7 @@
     REPORTER_ASSERT(reporter, strlen(str)+1 == d1->size());
     REPORTER_ASSERT(reporter, !memcmp(str, d1->data(), strlen(str)+1));
     REPORTER_ASSERT(reporter, 0 == d2->size());
-    
+
     REPORTER_ASSERT(reporter, reader.offset() == sizeWritten);
     REPORTER_ASSERT(reporter, reader.eof());
 }