Use -shared for the prof ways

I'm not sure whether it makes more sense to make this change, or to
change the build system to build -prof -dynamic libraries. But at least
this change suffices to make the two match, so the tests don't all fail
due to missing libraries.

testsuite/config/ghc

@@ -78,9 +78,9 @@ config.way_flags = {
     'llvm'         : ['-fllvm'],
     'optllvm'      : ['-O', '-fllvm'],
     'debugllvm'    : ['-fllvm', '-keep-llvm-files'],
-    'prof'         : ['-prof', '-auto-all', '-fasm'],
-    'profasm'      : ['-O', '-prof', '-auto-all'],
-    'profthreaded' : ['-O', '-prof', '-auto-all', '-threaded'],
+    'prof'         : ['-prof', '-static', '-auto-all', '-fasm'],
+    'profasm'      : ['-O', '-prof', '-static', '-auto-all'],
+    'profthreaded' : ['-O', '-prof', '-static', '-auto-all', '-threaded'],
     'ghci'         : ['--interactive', '-v0', '-ignore-dot-ghci', '+RTS', '-I0.1', '-RTS'],
     'extcore'      : ['-fext-core'],
     'optextcore'   : ['-O', '-fext-core'],
@@ -89,17 +89,17 @@ config.way_flags = {
     'threaded2'    : ['-O', '-threaded', '-eventlog'],
     'threaded2_hT' : ['-O', '-threaded'],
     'hpc'          : ['-O', '-fhpc' ],
-    'prof_hc_hb'   : ['-O', '-prof', '-auto-all'],
-    'prof_hb'      : ['-O', '-prof', '-auto-all'],
-    'prof_hd'      : ['-O', '-prof', '-auto-all'],
-    'prof_hy'      : ['-O', '-prof', '-auto-all'],
-    'prof_hr'      : ['-O', '-prof', '-auto-all'],
+    'prof_hc_hb'   : ['-O', '-prof', '-static', '-auto-all'],
+    'prof_hb'      : ['-O', '-prof', '-static', '-auto-all'],
+    'prof_hd'      : ['-O', '-prof', '-static', '-auto-all'],
+    'prof_hy'      : ['-O', '-prof', '-static', '-auto-all'],
+    'prof_hr'      : ['-O', '-prof', '-static', '-auto-all'],
     'dyn'          : ['-O', '-dynamic'],
     'static'       : ['-O', '-static'],
     # llvm variants...
-    'profllvm'         : ['-prof', '-auto-all', '-fllvm'],
-    'profoptllvm'      : ['-O', '-prof', '-auto-all', '-fllvm'],
-    'profthreadedllvm' : ['-O', '-prof', '-auto-all', '-threaded', '-fllvm'],
+    'profllvm'         : ['-prof', '-static', '-auto-all', '-fllvm'],
+    'profoptllvm'      : ['-O', '-prof', '-static', '-auto-all', '-fllvm'],
+    'profthreadedllvm' : ['-O', '-prof', '-static', '-auto-all', '-threaded', '-fllvm'],
     'threaded1llvm'    : ['-threaded', '-debug', '-fllvm'],
     'threaded2llvm'    : ['-O', '-threaded', '-eventlog', '-fllvm'],
     'dynllvm'          : ['-O', '-dynamic', '-fllvm']