libsysprof-analyze: give symbolizer access to address context

The kallsym symbol resolver will need this to short-circuit unless we're
within a kernel address context.

src/libsysprof-analyze/sysprof-kallsyms-symbolizer.c

@@ -195,6 +195,7 @@ static SysprofSymbol *
 sysprof_kallsyms_symbolizer_symbolize (SysprofSymbolizer        *symbolizer,
                                        SysprofStrings           *strings,
                                        const SysprofProcessInfo *process_info,
+                                       SysprofAddressContext     context,
                                        SysprofAddress            address)
 {
   return NULL;