debian: pull comments from dep list

debian/control

@@ -3,7 +3,7 @@ Priority: optional
 Maintainer: Nick Black <dankamongmen@gmail.com>
 Build-Depends:
  cargo,
- clang,  # for rust bindgen
+ clang,
  cmake (>= 0.40.0),
  debhelper-compat (= 12),
  dh-python (>= 4.20191017),
@@ -11,10 +11,10 @@ Build-Depends:
  doctest-dev,
  libavformat-dev (>= 7:4.2.1),
  libavutil-dev (>= 7:4.2.1),
- libclang-dev, # for rust bindgen
+ libclang-dev,
  libncurses-dev,
  libswscale-dev (>= 7:4.2.1),
- llvm-dev, # for rust bindgen
+ llvm-dev,
  pandoc (>= 1.19.2.4),
  pkg-config,
  python3-cffi (>= 1.13.2),