fixes

• Improve web UI reverse proxy support when served under a sub directory. A new wiki article was also added (in e904933) (thanks @random-robbie for PR's prompting this).

other

• Bump dependencies and build with Go 1.19 (in 3b2aceb)

8577bca1f581d7f163144b5c9068861fcf401524  gowitness-2.4.2-darwin-amd64
64b7469d97a511650f1efb74499878ad3ef8e76d  gowitness-2.4.2-darwin-arm64
e98b223ae71ef7a8df75ba0a6461b6b772a2176e  gowitness-2.4.2-linux-amd64
18556f2b0b856d90865ddae653c2e05182541e37  gowitness-2.4.2-linux-arm64
adb157143d84ff697c0cf965df3ce04ae34a5a48  gowitness-2.4.2-linux-armv7
6de652cf5ddf8f4f541f6172f127d23747353097  gowitness-2.4.2-windows-amd64.exe