linux-fslc: Bump version 4.9 to revision 8f876e153b25

linux-fslc: Bump version 4.9 to revision 8f876e153b25

- Use defconfig only for 4.9 version moving directory to linux-fslc-4.9.

- Merge tag v4.9.44 into 4.9.x+fslc and apply the following changes on top of it:

    - eea1ec08f8a5 MIPS: DEC: Fix an int-handler.S CPU_DADDI_WORKAROUNDS regression
    - 5e5a51045532 pinctrl: meson-gxbb: Add missing GPIODV_18 pin entry
    - 8cbc0b49ca8d pinctrl: samsung: Remove bogus irq_[un]mask from resource management
    - 8495ab6ef94a pinctrl: uniphier: fix WARN_ON() of pingroups dump on LD20
    - f642d29c2388 pinctrl: uniphier: fix WARN_ON() of pingroups dump on LD11
    - 877fe62863d0 pinctrl: intel: merrifield: Correct UART pin lists
    - 7b6fff65ecf9 pinctrl: sunxi: add a missing function of A10/A20 pinctrl driver
    - a68978bb949a pnfs/blocklayout: require 64-bit sector_t
    - eda1b3d42fad iio: adc: vf610_adc: Fix VALT selection value for REFSEL bits
    - 4cae4a23d9a4 usb:xhci:Add quirk for Certain failing HP keyboard on reset after resume
    - f4bbed570aef usb: quirks: Add no-lpm quirk for Moshi USB to Ethernet Adapter
    - 42d65cc89a23 usb: core: unlink urbs from the tail of the endpoint's urb_list
    - 7c2beb1c4432 USB: Check for dropped connection before switching to full speed
    - 7f737f10c1ee usb: renesas_usbhs: Fix UGCTRL2 value for R-Car Gen3
    - 2db03a7fa0dd usb: gadget: udc: renesas_usb3: Fix usb_gadget_giveback_request() calling
    - a09ecc9345b6 uas: Add US_FL_IGNORE_RESIDUE for Initio Corporation INIC-3069
    - b189f8eb2715 staging: comedi: comedi_fops: do not call blocking ops when !TASK_RUNNING
    - bbae08213e6e iio: light: tsl2563: use correct event code
    - 1ca3869234d3 iio: accel: bmc150: Always restore device to normal mode after suspend-resume
    - c5347390e57a staging:iio:resolver:ad2s1210 fix negative IIO_ANGL_VEL read
    - 199a3f26e9d8 USB: hcd: Mark secondary HCD as dead if the primary one died
    - 821ccbe2937e usb: musb: fix tx fifo flush handling again
    - 4fd8c366acac USB: serial: pl2303: add new ATEN device id
    - 566516401501 USB: serial: cp210x: add support for Qivicon USB ZigBee dongle
    - e27f58cd130b USB: serial: option: add D-Link DWM-222 device ID
    - 2b3bf207b2a2 drm/i915: Fix out-of-bounds array access in bdw_load_gamma_lut
    - 4381e2c30008 drm/etnaviv: Fix off-by-one error in reloc checking
    - 00f3c2a253f7 nfs/flexfiles: fix leak of nfs4_ff_ds_version arrays
    - 0a205d8145c2 mmc: mmc: correct the logic for setting HS400ES signal voltage
    - 160c365b5879 nand: fix wrong default oob layout for small pages using soft ecc
    - 227559e6233c fuse: initialize the flock flag in fuse_file on allocation
    - 1da30c23b63b target: Fix node_acl demo-mode + uncached dynamic shutdown regression
    - b51a71635576 iscsi-target: Fix iscsi_np reset hung task during parallel delete
    - e6a0599b7464 iscsi-target: fix memory leak in iscsit_setup_text_cmd()
    - ced271b814e4 mtd: nand: Fix timing setup for NANDs that do not support SET FEATURES
    - a311810903c7 xtensa: don't limit csum_partial export by CONFIG_NET
    - a3ab0f069f46 xtensa: mm/cache: add missing EXPORT_SYMBOLs
    - 03973c57e1a2 xtensa: fix cache aliasing handling code for WT cache
    - 0041042de554 futex: Remove unnecessary warning from get_futex_key
    - e2286916ac07 mm: fix list corruptions on shmem shrinklist
    - b56cd77c1205 mm: ratelimit PFNs busy info message

Signed-off-by: Fabio Berton <fabio.berton@ossystems.com.br>
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>