Update to egui 0.30.0, MSRV to 1.80 (#59)

- Updates the rust version to `1.79` as egui now uses this too
- fixes the cargo deny check and updates the crates

* [x] I have followed the instructions in the PR template

---------

Co-authored-by: Emil Ernerfeldt <[email protected]>

Author: bircni

.github/workflows/rust.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: default
-          toolchain: 1.76.0
+          toolchain: 1.80.0
           override: true
 
       - name: Install packages (Linux)
@@ -104,7 +104,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.76.0
+          toolchain: 1.80.0
           target: wasm32-unknown-unknown
           override: true
           components: clippy
@@ -129,12 +129,12 @@ jobs:
     name: Check Rust dependencies (cargo-deny)
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
-    - uses: EmbarkStudios/cargo-deny-action@v1
-      with:
-        rust-version: "1.76.0"
-        log-level: warn
-        command: check
+      - uses: actions/checkout@v3
+      - uses: EmbarkStudios/cargo-deny-action@v1
+        with:
+          rust-version: "1.80.0"
+          log-level: warn
+          command: check
 
   # ---------------------------------------------------------------------------
 
@@ -146,7 +146,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.76.0
+          toolchain: 1.80.0
           target: wasm32-unknown-unknown
           override: true
       - name: Download and install Trunk binary