Update to Bazel 8 (#1515)

# Description

Update to Bazel 8 and enable `bzl_mod`.

# API compatibility

Yes

# JIRA Reference

https://swift-nav.atlassian.net/browse/AP-4463

Author: martin4861

.bazeliskrc

@@ -1 +1 @@
-USE_BAZEL_VERSION=6.5.0
+USE_BAZEL_VERSION=8.3.1

.bazelrc

@@ -1,3 +1,12 @@
+# Enable bzl_mod support
+# In order to properly use the swiftnav-bazel-registry your local netrc needs to be configured
+common --enable_bzlmod
+common --registry=https://raw.githubusercontent.com/swift-nav/swiftnav-bazel-registry/refs/heads/main/
+common --registry=https://bcr.bazel.build 
+common --@rules_swiftnav//cc:enable_bzlmod=true
+# Preparation for Bazel 8 behavior of paths in external (plus instead of tilde)
+common --incompatible_use_plus_in_repo_names
+
 # Causes the build to default to the custom toolchain
 build --incompatible_enable_cc_toolchain_resolution
 

MODULE.bazel

@@ -1,12 +1,7 @@
-# This MODULE file can not be used for local development inside libsbp, due to problems
-# with `rules_foreign_cc`, `check` and `rules_swiftnav` on Mac. On Linux it works fine.
-# However, this MODULE file can be used to consume libsbp as a module in other projects.
-# For local development, use the WORKSPACE (and Bazel 6) file instead. 
-
 module(name = "libsbp", version = "0.1.0", compatibility_level = 1)
 
 bazel_dep(name = "platforms", version = "0.0.11")
-bazel_dep(name = "rules_swiftnav", version = "0.5.0")
+bazel_dep(name = "rules_swiftnav", version = "0.8.0")
 
 swift_cc_toolchain_ext = use_extension("@rules_swiftnav//cc:extensions.bzl", "swift_cc_toolchain_extension")
 use_repo(
@@ -26,7 +21,7 @@ register_toolchains(
     "@rules_swiftnav//cc/toolchains/llvm/x86_64-darwin:cc-toolchain-x86_64-darwin",
 )
 
-bazel_dep(name = "check", version = "0.15.2", dev_dependency = True)
+bazel_dep(name = "check", version = "0.15.2.bcr.1", dev_dependency = True)
 bazel_dep(name = "googletest", version = "1.13.0", dev_dependency = True)
 
 bazel_dep(name = "hedron_compile_commands", dev_dependency = True)