Bump ez-vcard from 0.10.5 to 0.10.6

Bumps [ez-vcard](https://github.com/mangstadt/ez-vcard) from 0.10.5 to 0.10.6.
- [Release notes](https://github.com/mangstadt/ez-vcard/releases)
- [Commits](https://github.com/mangstadt/ez-vcard/compare/0.10.5...0.10.6)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

build.gradle

@@ -308,7 +308,7 @@ dependencies {
     implementation 'com.jakewharton:butterknife:10.2.1'
     kapt 'com.jakewharton:butterknife-compiler:10.2.1'
     implementation 'org.greenrobot:eventbus:3.2.0'
-    implementation 'com.googlecode.ez-vcard:ez-vcard:0.10.5'
+    implementation 'com.googlecode.ez-vcard:ez-vcard:0.10.6'
     implementation 'org.lukhnos:nnio:0.2'
     implementation 'com.madgag.spongycastle:pkix:1.54.0.0'
     implementation 'com.google.code.gson:gson:2.8.6'