[llvm-cov] Just emit the version number in the index file

Having the version information in every view is distracting, especially
if there are several sub-views.

llvm-svn: 281414
diff --git a/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp b/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp
index 31c39c7..375b0de 100644
--- a/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp
+++ b/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp
@@ -393,8 +393,7 @@
 }
 
 void SourceCoverageViewHTML::renderViewFooter(raw_ostream &OS) {
-  OS << EndTable << EndCenteredDiv
-     << tag("h5", escape(getOptions().getLLVMVersionString(), getOptions()));
+  OS << EndTable << EndCenteredDiv;
 }
 
 void SourceCoverageViewHTML::renderSourceName(raw_ostream &OS, bool WholeFile) {