Update cargo

Author: ehuss

Cargo.lock

@@ -345,7 +345,6 @@ dependencies = [
  "libgit2-sys",
  "log",
  "memchr",
- "num_cpus",
  "opener",
  "openssl",
  "os_info",
@@ -1503,9 +1502,9 @@ dependencies = [
 
 [[package]]
 name = "git2"
-version = "0.13.23"
+version = "0.14.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a8057932925d3a9d9e4434ea016570d37420ddb1ceed45a174d577f24ed6700"
+checksum = "6e7d3b96ec1fcaa8431cf04a4f1ef5caafe58d5cf7bcc31f09c1626adddb0ffe"
 dependencies = [
  "bitflags",
  "libc",
@@ -1518,9 +1517,9 @@ dependencies = [
 
 [[package]]
 name = "git2-curl"
-version = "0.14.1"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "883539cb0ea94bab3f8371a98cd8e937bbe9ee7c044499184aa4c17deb643a50"
+checksum = "1ee51709364c341fbb6fe2a385a290fb9196753bdde2fc45447d27cd31b11b13"
 dependencies = [
  "curl",
  "git2",
@@ -1975,9 +1974,9 @@ dependencies = [
 
 [[package]]
 name = "libgit2-sys"
-version = "0.12.24+1.3.0"
+version = "0.13.1+1.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ddbd6021eef06fb289a8f54b3c2acfdd85ff2a585dfbb24b8576325373d2152c"
+checksum = "43e598aa7a4faedf1ea1b4608f582b06f0f40211eec551b7ef36019ae3f62def"
 dependencies = [
  "cc",
  "libc",