qcacmn: Fix parse failure in qdf_bool_parse()
qdf_bool_parse() fails to advance the parsing cursor after consuming
valid characters. Advance the cursor after valid input in
qdf_bool_parse() to avoid failing to parse valid boolean expressions.
Change-Id: I904d5eed638e215e9821e140feb5286fffe37b7b
CRs-Fixed: 2194546