upgrade termbg and remove build-dependencies

Cargo.lock

@@ -453,9 +453,9 @@ dependencies = [
 
 [[package]]
 name = "crossterm"
-version = "0.18.2"
+version = "0.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4e86d73f2a0b407b5768d10a8c720cf5d2df49a9efc10ca09176d201ead4b7fb"
+checksum = "7c36c10130df424b2f3552fcc2ddcd9b28a27b1e54b358b45874f88d1ca6888c"
 dependencies = [
  "bitflags",
  "crossterm_winapi",
@@ -469,9 +469,9 @@ dependencies = [
 
 [[package]]
 name = "crossterm_winapi"
-version = "0.6.2"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2265c3f8e080075d9b6417aa72293fc71662f34b4af2612d8d1b074d29510db"
+checksum = "0da8964ace4d3e4a044fd027919b2237000b24315a37c916f61809f1ff2140b9"
 dependencies = [
  "winapi",
 ]
@@ -1709,9 +1709,9 @@ dependencies = [
 
 [[package]]
 name = "termbg"
-version = "0.2.0"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "133c09f40b7a6a10616bb46d2b7d78d50cb8c6c475c84f3c02fe261957d9e0e0"
+checksum = "7e7fa67e879d2b5c902517367809bfab4e69ee6cabc03909141003721bd64282"
 dependencies = [
  "crossterm",
  "thiserror",
@@ -2290,7 +2290,6 @@ name = "zellij"
 version = "0.12.0"
 dependencies = [
  "insta",
- "structopt",
  "zellij-client",
  "zellij-server",
  "zellij-utils",

Cargo.toml

@@ -23,9 +23,6 @@ zellij-utils = { path = "zellij-utils/", version = "*", features = ["test"] }
 zellij-client = { path = "zellij-client/", version = "*", features = ["test"] }
 zellij-server = { path = "zellij-server/", version = "*", features = ["test"] }
 
-[build-dependencies]
-structopt = "0.3"
-
 [workspace]
 members = [
     "zellij-client",

zellij-client/Cargo.toml

@@ -9,7 +9,7 @@ license = "MIT"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-termbg = "0.2.0"
+termbg = "0.2.3"
 zellij-utils = { path = "../zellij-utils/", version = "0.12.0" }
 
 [features]