Update dependency io.element.android:element-call-embedded to v0.15.0 (#5229)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle/libs.versions.toml

@@ -215,7 +215,7 @@ anvil_compiler_api = { module = "dev.zacsweers.anvil:compiler-api", version.ref
 anvil_compiler_utils = { module = "dev.zacsweers.anvil:compiler-utils", version.ref = "anvil" }
 
 # Element Call
-element_call_embedded = "io.element.android:element-call-embedded:0.14.1"
+element_call_embedded = "io.element.android:element-call-embedded:0.15.0"
 
 # Auto services
 google_autoservice = { module = "com.google.auto.service:auto-service", version.ref = "autoservice" }