staging: rtl8723bs: hal: sdio_halinit: fix comparison to true/false is error prone

fix below issues reported by checkpatch

CHECK: Using comparison to false is error prone
CHECK: Using comparison to true is error prone

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
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changes in v2:      send proper patch without corruption
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Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>