Repair a bit of pgindent damage.

Inserting line-breaks into the middle of a URL is, to put it mildly, not
very helpful, so persuade pgindent to leave it alone.

src/backend/main/main.c

@@ -271,15 +271,13 @@ startup_hacks(const char *progname)
 
 #if defined(_M_AMD64) && _MSC_VER == 1800
 
-		/*
+		/*----------
 		 * Avoid crashing in certain floating-point operations if we were
 		 * compiled for x64 with MS Visual Studio 2013 and are running on
 		 * Windows prior to 7/2008R2 SP1 on an AVX2-capable CPU.
 		 *
-		 * Ref:
-		 * https://connect.microsoft.com/VisualStudio/feedback/details/811093/v
-		 * isual-studio-2013-rtm-c-x64-code-generation-bug-for-avx2-instruction
-		 * s
+		 * Ref: https://connect.microsoft.com/VisualStudio/feedback/details/811093/visual-studio-2013-rtm-c-x64-code-generation-bug-for-avx2-instructions
+		 *----------
 		 */
 		if (!IsWindows7SP1OrGreater())
 		{