[sancov] documentation update after r283241

llvm-svn: 283242
diff --git a/clang/docs/SanitizerCoverage.rst b/clang/docs/SanitizerCoverage.rst
index 8654b1d..3e8102a 100644
--- a/clang/docs/SanitizerCoverage.rst
+++ b/clang/docs/SanitizerCoverage.rst
@@ -135,7 +135,7 @@
     sancov -symbolize my_program.123.sancov my_program > my_program.123.symcov
 
 The ``.symcov`` file can be browsed overlayed over the source code by
-running ``tools/sancov/sancov-report-server.py`` script that will start
+running ``tools/sancov/coverage-report-server.py`` script that will start
 an HTTP server.