linux: bump Linux CIP to version v4.4.176-cip31

This patch bumps the Linux CIP version to v4.4.176-cip31.

Signed-off-by: Angelo Compagnucci <angelo@amarulasolutions.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 97f824bec5a15f5d1c55a19c5621da5a18f273e5)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

linux/Config.in

@@ -35,7 +35,7 @@ config BR2_LINUX_KERNEL_LATEST_VERSION
 	bool "Latest version (4.19)"
 
 config BR2_LINUX_KERNEL_LATEST_CIP_VERSION
-	bool "Latest CIP SLTS version (v4.4.171-cip30)"
+	bool "Latest CIP SLTS version (v4.4.176-cip31)"
 	help
 	  CIP launched in the spring of 2016 to address the needs of
 	  organizations in industries such as power generation and
@@ -123,7 +123,7 @@ endif
 config BR2_LINUX_KERNEL_VERSION
 	string
 	default "4.19.34" if BR2_LINUX_KERNEL_LATEST_VERSION
-	default "v4.4.171-cip30" if BR2_LINUX_KERNEL_LATEST_CIP_VERSION
+	default "v4.4.176-cip31" if BR2_LINUX_KERNEL_LATEST_CIP_VERSION
 	default BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE \
 		if BR2_LINUX_KERNEL_CUSTOM_VERSION
 	default "custom" if BR2_LINUX_KERNEL_CUSTOM_TARBALL