Consolidates header search paths into the same line as other SQLCipher subspec xcconfig.

FMDB.podspec

@@ -43,8 +43,7 @@ Pod::Spec.new do |s|
     ss.dependency 'SQLCipher'
     ss.source_files = 'src/fmdb/FM*.{h,m}'
     ss.exclude_files = 'src/fmdb.m'
-    ss.xcconfig = { 'OTHER_CFLAGS' => '$(inherited) -DSQLITE_HAS_CODEC -DHAVE_USLEEP=1' }
-    ss.xcconfig = { 'HEADER_SEARCH_PATHS' => 'SQLCipher' }
+    ss.xcconfig = { 'OTHER_CFLAGS' => '$(inherited) -DSQLITE_HAS_CODEC -DHAVE_USLEEP=1', 'HEADER_SEARCH_PATHS' => 'SQLCipher' }
   end
   
 end