fcitx: update source to fit target state

src/dot_config/private_fcitx5/private_conf/private_pinyin.conf

@@ -72,6 +72,20 @@ FirstRun=False
 [NextCandidate]
 0=Tab
 
+[CurrentCandidate]
+0=space
+1=KP_Space
+
+[CommitRawInput]
+0=Return
+1=KP_Enter
+2=Control+Return
+3=Control+KP_Enter
+4=Shift+Return
+5=Shift+KP_Enter
+6=Control+Shift+Return
+7=Control+Shift+KP_Enter
+
 [ChooseCharFromPhrase]
 0=bracketleft
 1=bracketright