Bump log from 0.4.12 to 0.4.13

Bumps [log](https://github.com/rust-lang/log) from 0.4.12 to 0.4.13.
- [Release notes](https://github.com/rust-lang/log/releases)
- [Changelog](https://github.com/rust-lang/log/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rust-lang/log/compare/0.4.12...0.4.13)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Cargo.lock

@@ -36,12 +36,6 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
 
-[[package]]
-name = "cfg-if"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
-
 [[package]]
 name = "error-chain"
 version = "0.12.1"
@@ -57,7 +51,7 @@ version = "0.1.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc587bc0ec293155d5bfa6b9891ec18a1e330c234f896ea47fbada4cadbe47e6"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if",
  "libc",
  "wasi",
 ]
@@ -82,11 +76,11 @@ checksum = "4d58d1b70b004888f764dfbf6a26a3b0342a1632d33968e4a179d8011c760614"
 
 [[package]]
 name = "log"
-version = "0.4.12"
+version = "0.4.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e3aeeb5dad71cdfb031ff8899db3e3e2bdcbc5abe7ad48e58857e42488dc4aa"
+checksum = "fcf3805d4480bb5b86070dcfeb9e2cb2ebc148adb753c5cca5f884d1d65a42b2"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -342,7 +336,7 @@ version = "3.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a6e24d9338a0a5be79593e2fa15a648add6138caa803e2d5bc782c371732ca9"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if",
  "libc",
  "rand",
  "redox_syscall",

Cargo.toml

@@ -41,7 +41,7 @@ name = "mos6502"
 
 [dependencies]
 bitflags = "1"
-log = "0.4.12"
+log = "0.4.13"
 
 [dependencies.num]
 version = "0.3"