Filter :all, & :best options from FontCnfig base class

These are used by FontConfig::Patter derived class

lib/FontConfig.rakumod

@@ -12,7 +12,7 @@ has FcPattern:D $.pattern handles<elems format Str> = FcPattern::create();
 has Bool $.configured is built;
 has %!store;
 
-submethod TWEAK(:$configure, :pattern($), *%props) {
+submethod TWEAK(:$configure, :pattern($), :all($), :best($), *%props) {
     self.configure if $configure;
     self{.key} = .value for %props;
 }

lib/FontConfig/Raw.rakumod

@@ -79,11 +79,19 @@ class FcValue is repr('CStruct') is export is rw {
     }
     multi method store(Pointer $f, :$!type = FcTypeFTFace ) { $!u.TWEAK(:$f) }
     multi method store($_) { fail "don't know how to set FcValue to {.WHAT.raku}"; }
-    multi method COERCE($v) {
+    multi method COERCE(Any:D $v) {
         my $obj = self.new;
         $obj.store($v);
         $obj;
     }
+    multi method COERCE(Any:U $_) {
+        when Str     { FcTypeString }
+        when Bool    { FcTypeBool }
+        when Int     { FcTypeInteger }
+        when Numeric { FcTypeDouble }
+        when Range   { FcTypeRange }
+        default      { FcTypeUnknown }
+    }
     method CALL-ME is rw {
         Proxy.new(
             FETCH => { $!u.get($!type) },