Bluetooth: SDP: Server: Send service search response

Now that we have all the records which has the uuids in the
service serach pattern, take the handle of each of those records,
prepare and send the service search response.

> ACL data: handle 256 flags 0x02 dlen 17
    L2CAP(d): cid 0x0040 len 13 [psm 1]
        SDP SS Req: tid 0x6b6f len 0x8
          pat uuid-16 0x0100 (L2CAP)
          max 256
          cont 00
< ACL data: handle 256 flags 0x00 dlen 26
    L2CAP(d): cid 0x0040 len 22 [psm 1]
        SDP SS Rsp: tid 0x6b6f len 0x11
          count 3
          handles 0x10000 0x10001 0x10002
          cont 00

Change-Id: I85ec8ee384d0bf8090265577ec3ef805e75d4766
Signed-off-by: Kaustav Dey Biswas <kaustav.d.biswas@intel.com>
Signed-off-by: Jaganath Kanakkassery <jaganathx.kanakkassery@intel.com>