[Driver] Remove special handling for older Ubuntu (#162518)

Releases of Ubuntu that do not support the GNU hash style
are long unsupported.
diff --git a/clang/lib/Driver/ToolChains/Linux.cpp b/clang/lib/Driver/ToolChains/Linux.cpp
index 16e35b0..8eb4d34e 100644
--- a/clang/lib/Driver/ToolChains/Linux.cpp
+++ b/clang/lib/Driver/ToolChains/Linux.cpp
@@ -301,11 +301,10 @@
   // .gnu.hash needs symbols to be grouped by hash code whereas the MIPS
   // ABI requires a mapping between the GOT and the symbol table.
   // Android loader does not support .gnu.hash until API 23.
-  // Hexagon linker/loader does not support .gnu.hash
+  // Hexagon linker/loader does not support .gnu.hash.
+  // SUSE SLES 11 will stop being supported Mar 2028.
   if (!IsMips && !IsHexagon) {
-    if (Distro.IsOpenSUSE() || Distro == Distro::UbuntuLucid ||
-        Distro == Distro::UbuntuJaunty || Distro == Distro::UbuntuKarmic ||
-        (IsAndroid && Triple.isAndroidVersionLT(23)))
+    if (Distro.IsOpenSUSE() || (IsAndroid && Triple.isAndroidVersionLT(23)))
       ExtraOpts.push_back("--hash-style=both");
     else
       ExtraOpts.push_back("--hash-style=gnu");