Upgrade diffy to fix ansi_term issue

Cargo.lock

@@ -26,15 +26,6 @@ dependencies = [
  "memchr",
 ]
 
-[[package]]
-name = "ansi_term"
-version = "0.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d52a9bb7ec0cf484c551830a7ce27bd20d67eac647e1befb56b0be4ee39a55d2"
-dependencies = [
- "winapi",
-]
-
 [[package]]
 name = "atty"
 version = "0.2.14"
@@ -203,11 +194,11 @@ dependencies = [
 
 [[package]]
 name = "diffy"
-version = "0.2.1"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c1ff48e3f358d3158f88b2c95071f28d136be31d89e5fa843095032a70bff56"
+checksum = "e616e59155c92257e84970156f506287853355f58cd4a6eb167385722c32b790"
 dependencies = [
- "ansi_term",
+ "nu-ansi-term",
 ]
 
 [[package]]
@@ -733,6 +724,16 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "nu-ansi-term"
+version = "0.46.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77a8165726e8236064dbb45459242600304b42a5ea24ee2948e18e023bf7ba84"
+dependencies = [
+ "overload",
+ "winapi",
+]
+
 [[package]]
 name = "num-integer"
 version = "0.1.44"
@@ -774,6 +775,12 @@ version = "1.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "af8b08b04175473088b46763e51ee54da5f9a164bc162f615b91bc179dbf15a3"
 
+[[package]]
+name = "overload"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"
+
 [[package]]
 name = "parking_lot"
 version = "0.11.2"

Cargo.toml

@@ -23,5 +23,5 @@ regex = "1"
 scraper = "0.12"
 chrono = { version = "0.4", features = ["serde"] }
 chrono-humanize = "0.2"
-diffy = "0.2"
+diffy = "0.3"
 serde_json = "*"