feat(config): switch tv pickers to --inline and improve prompt redraw handling

dot_config/fish/functions/_tv_inline.fish

@@ -0,0 +1,10 @@
+function _tv_inline --description 'tv --inline below the prompt, cursor back on the prompt line; stdout is the pick'
+    # tv --inline opens on the line below the prompt and leaves the cursor on
+    # its own first row when it exits; step back up so the following
+    # `commandline -f repaint` redraws the prompt in place instead of one line
+    # lower. /dev/tty keeps the move out of callers that capture stdout (gho).
+    tv $argv --inline
+    set -l st $status
+    printf '\033[A' >/dev/tty
+    return $st
+end